| 5495011 |
flatheaded fir borer |
Phaenops drummondi |
Douglas-fir killed by flatheaded fir borer. Woodpeckers have been feeding on the larvae |
| 5494028 |
banana root borer |
Cosmopolites sordidus |
|
| 5494018 |
banana root borer |
Cosmopolites sordidus |
|
| 5482886 |
emerald ash borer |
Agrilus planipennis |
12-2010 exit holes |
| 1546009 |
sawyer beetles |
Monochamus spp. |
adult emergence hole |
| 5025054 |
red oak borer |
Enaphalodes rufulus |
Red oak borer adult emergence holes on a northern red oak, Quercus rubra L., in the Ozark National Forest, Arkansas. |
| 5378097 |
long-horned beetle |
Plagionotus arcuatus |
Exit holes |
| 5378442 |
European hardwood ambrosia beetle |
Trypodendron domesticum |
Exit holes. |
| 5392770 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit sites |
| 5379264 |
beech splendor beetle |
Agrilus viridis |
|
| 5379237 |
large timberworm |
Elateroides dermestoides |
|
| 5110034 |
emerald ash borer |
Agrilus planipennis |
exit hole |
| 1523072 |
emerald ash borer |
Agrilus planipennis |
'D' shaped exit holes |
| 5016051 |
emerald ash borer |
Agrilus planipennis |
exit hole |
| 1372003 |
emerald ash borer |
Agrilus planipennis |
close-up showing the characteristic "D" shaped exit hole of an emerald ash borer, and a woodpecker attack that killed a larva before emergence. |
| 5023070 |
black stem borer |
Xylosandrus germanus |
separated procoxae |
| 5159011 |
European shot-hole borer |
Xyleborus dispar |
declivity at end of elytra |
| 5388292 |
twolined chestnut borer |
Agrilus bilineatus |
Chestnut borer has infested this red oak. |
| 5302066 |
bronze birch borer |
Agrilus anxius |
Exit hole (D-shaped, typical of Agrilus spp.) |
| 1523033 |
redheaded ash borer |
Neoclytus acuminatus |
exit hole |
| 5403738 |
soapberry borer |
Agrilus prionurus |
d-shaped exit hole |
| 5378413 |
striped ambrosia beetle |
Trypodendron lineatum |
Exit holes |
| 5378414 |
striped ambrosia beetle |
Trypodendron lineatum |
|
| 5378667 |
large timberworm |
Elateroides dermestoides |
|
| 5379211 |
black longicorn beetle |
Spondylis buprestoides |
|
| 5378013 |
large timberworm |
Elateroides dermestoides |
|
| 5378668 |
large timberworm |
Elateroides dermestoides |
|
| 5392748 |
Asian longhorned beetle |
Anoplophora glabripennis |
Egg sites and Exit holes |
| 5378014 |
large timberworm |
Elateroides dermestoides |
|
| 5378379 |
steelblue jewel beetle |
Phaenops cyanea |
Exit hole. |
| 5378380 |
steelblue jewel beetle |
Phaenops cyanea |
Exit holes. |
| 5378006 |
striped ambrosia beetle |
Trypodendron lineatum |
Exit holes. |
| 5378012 |
large timberworm |
Elateroides dermestoides |
Exit holes. |
| 5016052 |
emerald ash borer |
Agrilus planipennis |
emergence hole |
| 5377998 |
striped ambrosia beetle |
Trypodendron lineatum |
Exit holes. |
| 5377999 |
striped ambrosia beetle |
Trypodendron lineatum |
Exit holes. |
| 5378001 |
striped ambrosia beetle |
Trypodendron lineatum |
Exit holes. |
| 2131017 |
Japanese pine sawyer |
Monochamus alternatus |
Exit hole |
| 2111080 |
striped ambrosia beetle |
Trypodendron lineatum |
entrance holes on laying stem |
| 5379194 |
steelblue jewel beetle |
Phaenops cyanea |
Exit holes. |
| 5377969 |
steelblue jewel beetle |
Phaenops cyanea |
Exit holes. |
| 1393005 |
Asian longhorned beetle |
Anoplophora glabripennis |
Ravenswood infestation - Chicago - July 1998 |
| 5476348 |
Asian longhorned beetle |
Anoplophora glabripennis |
Adult feeding twig damage |
| 5476350 |
Asian longhorned beetle |
Anoplophora glabripennis |
broken stem cross section |
| 5476351 |
Asian longhorned beetle |
Anoplophora glabripennis |
emergence hole with dime |
| 5476353 |
Asian longhorned beetle |
Anoplophora glabripennis |
oviposition hole |
| 5476354 |
Asian longhorned beetle |
Anoplophora glabripennis |
emergence hole with pencil |
| 5471777 |
emerald ash borer |
Agrilus planipennis |
exit hole of Emerald Ash Borer |
| 5471778 |
emerald ash borer |
Agrilus planipennis |
Exit hole. |
| 5471771 |
emerald ash borer |
Agrilus planipennis |
Heavily infested Ash tree with Emerald Ash Borer and woodpecker activity in evidence. Some galleries exposed. |
| 5471787 |
emerald ash borer |
Agrilus planipennis |
|
| 5471784 |
emerald ash borer |
Agrilus planipennis |
|
| 5471783 |
emerald ash borer |
Agrilus planipennis |
|
| 5471785 |
emerald ash borer |
Agrilus planipennis |
|
| 5471781 |
emerald ash borer |
Agrilus planipennis |
|
| 5471779 |
emerald ash borer |
Agrilus planipennis |
|
| 5475308 |
West Indian cane weevil |
Metamasius hemipterus |
Feeding damage caused by larvae of Metamasius hemipterus on spindle palm. |
| 5475310 |
West Indian cane weevil |
Metamasius hemipterus |
Close-up of leaf base of Phoenix canariensis infested with Metamasius hemipterus. |
| 5475309 |
West Indian cane weevil |
Metamasius hemipterus |
Phoenix canariensis infested with Metamasius hemipterus. Note older living leaves hanging down against trunk. |
| 5472550 |
cedartree borer |
Semanotus ligneus |
exit holes in bed frames |
| 5471780 |
emerald ash borer |
Agrilus planipennis |
|
| 1596151 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596192 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596193 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596194 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596196 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596182 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596183 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596184 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596185 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596186 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596187 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596188 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596189 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596191 |
stem-boring weevil |
Mecinus janthinus |
|
| 1596197 |
stem-boring weevil |
Mecinus janthinus |
|
| 1595816 |
stem-boring weevil |
Mecinus janthinus |
|
| 1595820 |
stem-boring weevil |
Mecinus janthinus |
|
| 1595817 |
stem-boring weevil |
Mecinus janthinus |
|
| 1595818 |
stem-boring weevil |
Mecinus janthinus |
|
| 1546122 |
chestnut timberworm |
Melittomma sericeum |
Wormy chestnut lumber |
| 5449430 |
black twig borer |
Xylosandrus compactus |
|
| 5449431 |
black twig borer |
Xylosandrus compactus |
|
| 0907008 |
whitespotted sawyer |
Monochamus scutellatus |
flagged branch tips, indicating adult feeding injury |
| 1249004 |
emerald ash borer |
Agrilus planipennis |
bark crack on 10-year old sapling |
| 2089064 |
southern pine sawyer |
Monochamus titillator |
Oviposition "pit" of female in bark |
| 1241005 |
emerald ash borer |
Agrilus planipennis |
bark split |
| 5449384 |
emerald ash borer |
Agrilus planipennis |
This photo was taken in the summer of 2011 showing ash trees killed by emerald ash borer (EAB) in a woodlot on the Michigan State University campus. This is a typcial scene across much of southern Lower Michigan where ash trees were abundant and EAB spread throughout the state. |
| 1241004 |
emerald ash borer |
Agrilus planipennis |
suckering |
| 1879056 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
Exit hole and frass plug. Note frass plug broken and not in characteristic "toothpick"-like appearance |
| 1396009 |
bronze birch borer |
Agrilus anxius |
dead branches |
| 5445129 |
locust borer |
Megacyllene robiniae |
Sawdust piled at base of locust borer infested tree |
| 5445127 |
locust borer |
Megacyllene robiniae |
Trunk of heavily damaged tree that was killed by locust borer |
| 5445128 |
locust borer |
Megacyllene robiniae |
Trunk of heavily damaged tree that was killed by locust borer |
| 5445126 |
locust borer |
Megacyllene robiniae |
Tree killed by locust borer |
| 0002077 |
water hyacinth weevils |
Neochetina spp. |
plants stressed by weevils tend to be of small stature and lose buoyancy |
| 3056001 |
Columbian timber beetle |
Corthylus columbianus |
defect in lumber - flagworm |
| 3056004 |
Columbian timber beetle |
Corthylus columbianus |
flagworm in white oak lumber |
| 3056012 |
spotworm borer |
Agrilus acutipennis |
damage in white oak lumber |
| 3056018 |
chestnut timberworm |
Melittomma sericeum |
wormy chestnut lumber - close-up |
| 3056011 |
spotworm borer |
Agrilus acutipennis |
damage in overcup oak lumber |
| 3056003 |
Columbian timber beetle |
Corthylus columbianus |
Flagworm in boxelder lumber. Note red/pink stains. |
| 3056010 |
oak timberworm |
Arrenodes minutus |
holes in oak lumber |
| 1860045 |
twig girdler |
Oncideres cingulata |
fallen pecan twigs girdled |
| 1541098 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
|
| 1393002 |
Asian longhorned beetle |
Anoplophora glabripennis |
Exit hole - 3/8" |
| 1141005 |
small poplar borer |
Saperda populnea |
damaged stem |
| 2515029 |
European shot-hole borer |
Xyleborus dispar |
exsudation of sap due to beetle attacks |
| 1416042 |
stem-boring weevil |
Mecinus janthinus |
|
| 5426175 |
eyed squeaker |
Saperda perforata |
|
| 5426171 |
eyed squeaker |
Saperda perforata |
|
| 5425960 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425961 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425962 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425963 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425941 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425942 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425943 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425944 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425945 |
flatheaded pine borer |
Chalcophora mariana |
|
| 5425837 |
musk beetle |
Aromia moschata |
|
| 5425819 |
musk beetle |
Aromia moschata |
|
| 5425820 |
musk beetle |
Aromia moschata |
|
| 5425821 |
musk beetle |
Aromia moschata |
|
| 5425800 |
timberman |
Acanthocinus aedilis |
|
| 5443114 |
great capricorn beetle |
Cerambyx cerdo |
|
| 3066059 |
hawthorn agrilus |
Agrilus crataegi |
in Creatagus |
| 3066063 |
bronze birch borer |
Agrilus anxius |
bark opened to expose larval galleries |
| 0002067 |
rose stem girdler |
Agrilus cuprescens |
close up of girdle and broken cane |
| 0002066 |
rose stem girdler |
Agrilus cuprescens |
a "flag" caused by the break of a cane at the girdle (August) |
| 4212070 |
sawyer beetles |
Monochamus spp. |
exit hole |
| 3056028 |
oak stem borer |
Aneflomorpha subpubescens |
in red oak sprout (fig. 165 C in USDA Forest Service Ag. Handbook AH-706, 1995) |
| 2515045 |
poplar-and-willow borer |
Cryptorhynchus lapathi |
symptom outside the trunk |
| 1193002 |
Asian longhorned beetle |
Anoplophora glabripennis |
oviposition site on a small red maple |
| 1193004 |
Asian longhorned beetle |
Anoplophora glabripennis |
oviposition site on red oak |
| 1193005 |
Asian longhorned beetle |
Anoplophora glabripennis |
oviposition site and adult feeding damage on sugar maple |
| 0590079 |
red oak borer |
Enaphalodes rufulus |
|
| 0014064 |
red oak borer |
Enaphalodes rufulus |
exit holes, June 2001 |
| 0014065 |
red oak borer |
Enaphalodes rufulus |
stem damage, June 2001 |
| 0014066 |
red oak borer |
Enaphalodes rufulus |
stand damage, June 2001 |
| 0014067 |
red oak borer |
Enaphalodes rufulus |
stand damage, June 2001 |
| 0012027 |
steelblue jewel beetle |
Phaenops cyanea |
damaged pine stand |
| 0012026 |
steelblue jewel beetle |
Phaenops cyanea |
first instar of the attack on pine shown by crown discoloration (on the left) |
| 1258316 |
black spruce beetle |
Tetropium castaneum |
Larval entrance holes |
| 1258203 |
flatheaded pine borer |
Chalcophora mariana |
Exit holes |
| 1258175 |
larch longicorn beetle |
Tetropium gabrieli |
To larch |
| 1258149 |
violet tanbark beetle |
Callidium violaceum |
This insect often attacks confiers that have been weakened by fire |
| 1258147 |
violet tanbark beetle |
Callidium violaceum |
To spruce |
| 1406082 |
poplar gall borer |
Saperda inornata |
gall breakage |
| 3066066 |
hickory agrilus |
Agrilus otiosus |
bark removed to expose spiral swellings over gallery beneath |
| 3067015 |
locust borer |
Megacyllene robiniae |
|
| 0907009 |
whitespotted sawyer |
Monochamus scutellatus |
wound caused by adult feeding |
| 0002065 |
rose stem girdler |
Agrilus cuprescens |
girdled cane caused by larva (August); the oviposition site is at the right edge of the girdle; the cane will probably die distal to the girdle |
| 2133095 |
steelblue jewel beetle |
Phaenops cyanea |
exit holes of imagines; scale: small quadrate: 1 x 1 mm |
| 3066058 |
persimmon agrilus |
Agrilus fuscipennis |
|
| 3066065 |
hickory agrilus |
Agrilus otiosus |
sinuate gallery under bark |
| 0284077 |
poplar twig borer |
Oberea delongi |
larvae in shoots |
| 4212069 |
sugar maple borer |
Glycobius speciosus |
|
| 1470018 |
poplar gall borer |
Saperda inornata |
|
| 3066020 |
pinhole borer |
Platypus spp. |
infestation (note large amounts of white frass) |
| 2101035 |
striped ambrosia beetle |
Trypodendron lineatum |
white saw dust on the bark |
| 2133064 |
long-horned beetle |
Arhopalus rusticus |
tree foot of Pinus spec with hard light cemented excremts in the larvae traces, also entry holes of larvae in the timber are filled with this "cement excrements", above left an exit hole of imago, scale: small quadrats 1 x 1 mm |
| 2133065 |
long-horned beetle |
Arhopalus rusticus |
tree foot of Pinus spec with hard light cemented excremts in the larvae traces and exit hole of imago, also holes of larve in the timber are filled with this "cement excrements", scale: small quadrate 1 x 1 mm |
| 2733050 |
twig girdler |
Oncideres cingulata |
|
| 3067018 |
Columbian timber beetle |
Corthylus columbianus |
entrance hole and oozing sap |
| 3067056 |
Pacific flatheaded borer |
Chrysobothris mali |
|
| 0002034 |
root-boring weevil |
Hylobius transversovittatus |
destroyed rootstock with frass of larva and emerging new adult |
| 1541084 |
southern pine sawyer |
Monochamus titillator |
|
| 1269032 |
steelblue jewel beetle |
Phaenops cyanea |
Tree mortality. Switzerland |
| 3047057 |
Japanese cedar longhorn beetle |
Callidiellum rufipenne |
typical larval damage - closeup |
| 1301045 |
emerald ash borer |
Agrilus planipennis |
|
| 1398090 |
emerald ash borer |
Agrilus planipennis |
Dead trees in a landscape setting. Ann Arbor, MI, June 2005 |
| 3056077 |
dogwood twig borer |
Oberea tripunctata |
infested branch flagging |
| 3057008 |
cottonwood borer |
Plectrodera scalator |
fibrous frass at base of stem |
| 3067082 |
Columbian timber beetle |
Corthylus columbianus |
|
| 3067095 |
oak branch borer |
Goes debilis |
on sapling (note entrance hole and frass) |
| 1398234 |
poplar borer |
Saperda calcarata |
Young aspen stem with a sap bleeding wound caused by larval tunneling activity. Chippewa Co, WI 2005 |
| 1398040 |
sugar maple borer |
Glycobius speciosus |
Characteristic larval gallery pattern on an open wound site, main stem. Photo taken in northern Wisconsin |
| 0284078 |
Columbian timber beetle |
Corthylus columbianus |
flagworm defect in soft maple |
| 1460033 |
emerald ash borer |
Agrilus planipennis |
D-shaped emergence hole |
| 3057090 |
gallmaking maple borer |
Xylotrechus aceris |
adult exit hole over attack site |
| 3066067 |
hickory agrilus |
Agrilus otiosus |
zig-zag grooves in outer bark |
| 1416051 |
stem-boring weevil |
Mecinus janthinus |
Characteristic foliage damage |
| 1416040 |
stem-boring weevil |
Mecinus janthinus |
|
| 3067053 |
red oak borer |
Enaphalodes rufulus |
overgrown bark scar |
| 1262008 |
Asian longhorned beetle |
Anoplophora glabripennis |
infested poplar in Ningxia, China |
| 1398091 |
emerald ash borer |
Agrilus planipennis |
|
| 1398093 |
emerald ash borer |
Agrilus planipennis |
Boulevard tree with heavy woodpecker activity. Ann Arbor, MI, 2004. |
| 1398041 |
sugar maple borer |
Glycobius speciosus |
External damage on live standing tree |
| 0007080 |
red oak borer |
Enaphalodes rufulus |
Larval tunnels of the red oak borer rendered oak lumber basically unusable. |
| 3067088 |
living-hickory borer |
Goes pulcher |
entrance hole in sapling |
| 2133061 |
long-horned beetle |
Arhopalus rusticus |
tree foot of Pinus spec with hard light cemented excremts in the larvae traces |
| 2133063 |
long-horned beetle |
Arhopalus rusticus |
species specific exit holes of imagines (oval with parallel sides and vertical orientation) |
| 2133062 |
long-horned beetle |
Arhopalus rusticus |
species specific exit holes of imagines (oval with parallel sides and vertical orientation) |
| 2100089 |
pinhole borer |
Platypus cylindrus |
white saw dust on the bark |
| 3067047 |
white oak borer |
Goes tigrinus |
frass extruding from entrance |
| 5436507 |
black twig borer |
Xylosandrus compactus |
|
| 2515055 |
steelblue jewel beetle |
Phaenops cyanea |
dead infested tree |
| 3226025 |
long-horned beetles |
|
feeding damage on pine trunk |
| 1258308 |
black spruce beetle |
Tetropium castaneum |
Attacked spruce tree |
| 2134004 |
steelblue jewel beetle |
Phaenops cyanea |
tree attacked by Phanops, bark is removed by woodpeckers searching for Phanops larvae, the fine zigzag lines are traces of young Phanops larvae; Phanops larvae don't touch the sapwood, see 2134003 |
| 2134002 |
steelblue jewel beetle |
Phaenops cyanea |
tree attacked by Phanops, bark is removed by woodpeckers searching for Phanops larvae, Pinus stand was defoliated by Nun Moth one year before |
| 2133093 |
steelblue jewel beetle |
Phaenops cyanea |
removed piece of bark on Pinus trunk by woodpeckers, first sign of Phanops during hibernation; fine zigzag line points to Phaneops |
| 2134005 |
steelblue jewel beetle |
Phaenops cyanea |
tree with signs of woodpeckers search for hibernating Phanops larvae inside the bark during winter |
| 0014302 |
black twig borer |
Xylosandrus compactus |
attack causing flagging (this is the first recorded attack by this insect on leyland cypress in 1995) and it has since been found on most christmas tree farms |
| 1241523 |
juniper twig pruner |
Styloxus bicolor |
|
| 1301042 |
emerald ash borer |
Agrilus planipennis |
Crown symptoms in ash following attack |
| 1457015 |
sugar maple borer |
Glycobius speciosus |
Open-faced canker at an old attack site. Larval gallery is visible etched on the sapwood. |
| 4212068 |
bronze birch borer |
Agrilus anxius |
mortality in stressed stand invaded by borers |
| 4212063 |
twolined chestnut borer |
Agrilus bilineatus |
infested during current growning season |
| 2134003 |
steelblue jewel beetle |
Phaenops cyanea |
tree with partly removed bark, pale shining, is attacked by Phanops, bark is removed by woodpeckers searching for Phanops larvae, Pinus stand was defoliated by Nun Moth one year bevor; see 2134004 for detail image |
| 3047062 |
Japanese cedar longhorn beetle |
Callidiellum rufipenne |
exit hole |
| 3056085 |
poplar branch borer |
Oberea schaumii |
stem damage |
| 1249005 |
emerald ash borer |
Agrilus planipennis |
stem discoloration and bark crack on 10-year old sapling |
| 1393011 |
Asian longhorned beetle |
Anoplophora glabripennis |
Oviposition niche. Ravenswood infestation - Chicago - August 1998 |
| 3057005 |
cottonwood borer |
Plectrodera scalator |
fibrous frass at base of stem |
| 3057050 |
southeastern gray twig pruner |
Anelaphus villosus |
terminal girldled on young oak |
| 5436272 |
stem-boring weevil |
Mecinus janthinus |
damage to plant by adult feeding, note tip kill |
| 3057003 |
poplar borer |
Saperda calcarata |
damage to stem by cluster of borers |
| 0284054 |
pinhole borer |
Platypus spp. |
boring dust at base of a pine tree |
| 2515057 |
poplar borer |
Saperda carcharias |
symptom outside the trunk |
| 4212064 |
twolined chestnut borer |
Agrilus bilineatus |
dead top from current infestation |
| 1439001 |
emerald ash borer |
Agrilus planipennis |
D shaped exit hole |
| 2101029 |
European hardwood ambrosia beetle |
Trypodendron domesticum |
white saw dust on the bark |
| 1416034 |
stem-boring weevil |
Mecinus janthinus |
|
| 5435874 |
root-boring weevil |
Hylobius transversovittatus |
adult feeding damage (ragged edge on center leaf) and frass (ink spot). Adults are generally nocturnal, so this is a good way to determine their presence. |
| 0002019 |
waterlettuce weevil |
Neohydronomus affinis |
mining produces characteristic tunnels |
| 1439010 |
emerald ash borer |
Agrilus planipennis |
split bark symptoms |
| 3067006 |
tupelo borer |
Aegomorphus morrisii |
feeding damage (bark scar) |
| 5435876 |
root-boring weevil |
Hylobius transversovittatus |
adult feeding can damage young tender stems, sometimes causing them to wilt. |
| 5435769 |
leafy spurge stem boring beetle |
Oberea erythrocephala |
damage to plant by adult beetle |
| 3057082 |
redheaded ash borer |
Neoclytus acuminatus |
adult exit holes |
| 3047056 |
Japanese cedar longhorn beetle |
Callidiellum rufipenne |
typical larval damage |
| 2199088 |
redbay ambrosia beetle |
Xyleborus glabratus |
Redbay bark removed to show stain (caused by an Ophiostoma sp. fungus) extending from Xyleborus glabratus entrance holes into the sapwood. |
| 1398037 |
twolined chestnut borer |
Agrilus bilineatus |
Dead and dying branches in the upper crown of a white oak, early evidence of two-lined chestnut borer attack. Photo taken in St. Paul, MN |
| 4212059 |
poplar borer |
Saperda calcarata |
exit hole and frass |
| 4212067 |
bronze birch borer |
Agrilus anxius |
exit hole |
| 1433010 |
long-horned beetle |
Monochamus galloprovincialis |
by adults on top branch |
| 1433008 |
black spruce beetle |
Tetropium castaneum |
|
| 3067055 |
red oak borer |
Enaphalodes rufulus |
attack scars |
| 1439002 |
emerald ash borer |
Agrilus planipennis |
D shaped exit hole |
| 1246006 |
bronze birch borer |
Agrilus anxius |
|
| 1431027 |
twig girdler |
Oncideres cingulata |
girdled twigs |
| 2515058 |
small poplar borer |
Saperda populnea |
on twig |
| 1439012 |
emerald ash borer |
Agrilus planipennis |
thinned crown |
| 1439004 |
emerald ash borer |
Agrilus planipennis |
damage to red ash stand |
| 3067057 |
Pacific flatheaded borer |
Chrysobothris mali |
|
| 3056076 |
raspberry cane borer |
Oberea perspicillata |
gum and frass (Fig. 148D in USDA Forest Service Ag. Handbook AH-706, 1995) |
| 2131033 |
Japanese pine sawyer |
Monochamus alternatus |
|
| 1523034 |
redheaded ash borer |
Neoclytus acuminatus |
|
| 5431751 |
huisache girdler |
Oncideres pustulata |
|
| 1398033 |
bronze birch borer |
Agrilus anxius |
|
| 1393012 |
Asian longhorned beetle |
Anoplophora glabripennis |
Exit holes. Ravenswood infestation - Chicago - August 1998 |
| 1439008 |
emerald ash borer |
Agrilus planipennis |
new exit hole |
| 1361002 |
ambrosia beetle |
Myoplatypus flavicornis |
Boring dust |
| 2515009 |
ambrosia beetle |
Gnathotrichus materiarius |
hole of penetrating gallery |
| 4212058 |
poplar borer |
Saperda calcarata |
varnish and frass |
| 3067051 |
red oak borer |
Enaphalodes rufulus |
bark scars |
| 0176022 |
eucalyptus longhorned borer |
Phoracantha semipunctata |
Lesions with dark exudation on a living eucalyptus tree. |
| 5432268 |
goldspotted oak borer |
Agrilus coxalis auroguttatus |
Staining on the bark surface of coast live oak, Quercus agricola, resulting from Agrilus auroguttatus larval feeding |
| 5432270 |
goldspotted oak borer |
Agrilus coxalis auroguttatus |
Woodpecker foraging damage due to Agrilus auroguttatus infestation |
| 5431707 |
Asian longhorned beetle |
Anoplophora glabripennis |
oviposition pit |
| 3057046 |
southeastern gray twig pruner |
Anelaphus villosus |
top of sapling pruned by beetle |
| 2515036 |
oak splendour beetle |
Agrilus biguttatus |
dead tree infested by agrilus |
| 5430144 |
Asian longhorned beetle |
Anoplophora glabripennis |
recent oviposition wound |
| 1249001 |
emerald ash borer |
Agrilus planipennis |
crown thinning |
| 3040042 |
steelblue jewel beetle |
Phaenops cyanea |
|
| 3067050 |
red oak borer |
Enaphalodes rufulus |
lateral scars left by borers |
| 1199010 |
bronze birch borer |
Agrilus anxius |
|
| 1439006 |
emerald ash borer |
Agrilus planipennis |
|
| 1393006 |
Asian longhorned beetle |
Anoplophora glabripennis |
Ravenswood infestation - Chicago - July 1998 |
| 5428797 |
emerald ash borer |
Agrilus planipennis |
|
| 5428802 |
emerald ash borer |
Agrilus planipennis |
|
| 5428804 |
emerald ash borer |
Agrilus planipennis |
|
| 5428805 |
emerald ash borer |
Agrilus planipennis |
|
| 5428793 |
emerald ash borer |
Agrilus planipennis |
|
| 5428796 |
emerald ash borer |
Agrilus planipennis |
|
| 4212057 |
poplar borer |
Saperda calcarata |
varnish streaking |
| 2515010 |
ambrosia beetle |
Gnathotrichus materiarius |
white saw dust showing activity inside the wood |
| 3067004 |
tupelo borer |
Aegomorphus morrisii |
bark indicators at attack sites on sapling |
| 3036095 |
red oak borer |
Enaphalodes rufulus |
old damage at base of tree |
| 1191009 |
steelblue jewel beetle |
Phaenops cyanea |
a damaged tree showing debarked stem together with green crown, near Praha, February 1996 |
| 0007076 |
red oak borer |
Enaphalodes rufulus |
It is at outbreak levels in the area and characteristic signs of attack include "wet spots" where young larva are feeding under the bark. |
| 1258309 |
black spruce beetle |
Tetropium castaneum |
|
| 1398238 |
bronze poplar borer |
Agrilus liragus |
Winding gallery pattern showing on the outer bark |
| 1468274 |
poplar borer |
Saperda calcarata |
|
| 3056020 |
chestnut timberworm |
Melittomma sericeum |
dead chestnut and live sprouts |
| 1748055 |
sugar maple borer |
Glycobius speciosus |
|
| 2133092 |
steelblue jewel beetle |
Phaenops cyanea |
removed piece of bark on Pinus trunk by woodpeckers, first sign of Phanops attack in fall or winter during hibernation of larvae inside the bark |
| 3067090 |
living-hickory borer |
Goes pulcher |
|
| 2134001 |
steelblue jewel beetle |
Phaenops cyanea |
tree attacked by Phanops, bark is removed by woodpeckers searching for Phanops larvae, Pinus stand was defoliated by Nun Moth one year before |
| 3067045 |
oak sapling borer |
Goes tesselatus |
|
| 2133094 |
steelblue jewel beetle |
Phaenops cyanea |
exit holes of imagines |
| 1460077 |
emerald ash borer |
Agrilus planipennis |
Sept 24, 2002 |
| 1231057 |
metalic wood-boring beetle |
Agrilus populneus |
|
| 1468275 |
poplar borer |
Saperda calcarata |
|
| 1191015 |
small poplar borer |
Saperda populnea |
damage to young stem; larval gallery in the cut |
| 1389025 |
click beetle |
|
|
| 1231056 |
metalic wood-boring beetle |
Agrilus populneus |
|
| 1269060 |
striped ambrosia beetle |
Trypodendron lineatum |
Infested tree. |
| 1587095 |
Douglas-fir twig weevil |
Cylindrocopturus furnissi |
|
| 1389004 |
click beetle |
|
|
| 1433016 |
poplar-and-willow borer |
Cryptorhynchus lapathi |
severe damage on Alnus viridis |
| 0007068 |
twig girdler |
Oncideres cingulata |
The adults will feed or chew on the bark of severed branches causing characteristic "scratch" marks on the twigs. |
| 0014062 |
red oak borer |
Enaphalodes rufulus |
boring damage, June 2001 |
| 1269057 |
European shot-hole borer |
Xyleborus dispar |
Exit holes. |
| 1388021 |
twolined chestnut borer |
Agrilus bilineatus |
Early signs of attack. Dead and dying branches in the upper crown. |
| 1223178 |
giant root borers |
Prionus spp. |
|
| 1468140 |
juniper twig pruner |
Styloxus bicolor |
|
| 1223181 |
giant root borers |
Prionus spp. |
damaged (left) compared to healthy (right) pecan tree |
| 1231043 |
metalic wood-boring beetle |
Lamprodila decipiens |
|
| 1141019 |
poplar borer |
Saperda carcharias |
|
| 1398267 |
bronze birch borer |
Agrilus anxius |
D-shaped exit holes |
| 3056030 |
oak stem borer |
Aneflomorpha subpubescens |
to seedling and sprouts |
| 1238076 |
southern pine sawyer |
Monochamus titillator |
Frass on morning glories at base of tree |
| 1223168 |
giant root borers |
Prionus spp. |
section of fresh roots with galleries |
| 1431041 |
twig girdler |
Oncideres cingulata |
Young hickory showing typical damage; girdled leader. |
| 3056065 |
eastern poplar buprestid |
Poecilonota cyanipes |
attacks on stems |
| 3057002 |
poplar borer |
Saperda calcarata |
stem breakage (Note galleries at site of break) |
| 2103013 |
great capricorn beetle |
Cerambyx cerdo |
Brežice, Slovenia, May 2003 |
| 3056055 |
poplar gall borer |
Saperda inornata |
multiple gall-like swellings (Fig. 131F - Solomon) |
| 1460037 |
emerald ash borer |
Agrilus planipennis |
D-shaped emergence hole |
| 3056068 |
poplar-and-willow borer |
Cryptorhynchus lapathi |
in hybrid poplar stem breakage |
| 4836021 |
bronze birch borer |
Agrilus anxius |
raised welts caused by tunneling |
| 3066019 |
pinhole borer |
Platypus spp. |
in hardwood log (note strings of frass being extruded from gallery openings) |
| 3066068 |
hickory agrilus |
Agrilus otiosus |
note spiral swellings in bark over gallery |
| 2109021 |
huisache girdler |
Oncideres pustulata |
|
| 1238072 |
bronze birch borer |
Agrilus anxius |
Greenville, SC |
| 1541758 |
southern pine sawyer |
Monochamus titillator |
|
| 1541586 |
southern pine sawyer |
Monochamus titillator |
|
| 1541188 |
locust borer |
Megacyllene robiniae |
|
| 1541046 |
southern pine sawyer |
Monochamus titillator |
|
| 1541050 |
southern pine sawyer |
Monochamus titillator |
|
| 2110020 |
redbay ambrosia beetle |
Xyleborus glabratus |
frass tubes |
| 2110016 |
redbay ambrosia beetle |
Xyleborus glabratus |
frass tubes |
| 2109095 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
|
| 2110017 |
redbay ambrosia beetle |
Xyleborus glabratus |
frass tubes |
| 2110019 |
redbay ambrosia beetle |
Xyleborus glabratus |
frass tubes; |
| 1258335 |
black fir sawyer |
Monochamus urussovii |
|
| 1231123 |
long-horned beetle |
Semanotus russicus |
|
| 1231099 |
long-horned beetle |
Hesperophanes griseus |
|
| 0284081 |
redshouldered bostrichid beetle |
Xylobiops basilaris |
cross section of riddled pecan bolts |
| 1141013 |
small poplar borer |
Saperda populnea |
oviposition scars |
| 1325088 |
poplar borer |
Saperda calcarata |
frass expelled by tunneling borer |
| 3225080 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 1406083 |
poplar gall borer |
Saperda inornata |
gall on hybrid cottonwood |
| 5424289 |
hemlock borer |
Phaenops fulvoguttata |
Infested tree. Woodpecker probing has stripped the bark off this infested tree. The reddish inner-bark is very visible against a snowy background. March 2010 |
| 5421870 |
twig girdler |
Oncideres cingulata |
|
| 1549654 |
flatheaded or metallic wood borer |
|
|
| 1549737 |
rhododendron stem borer |
Oberea myops |
|
| 1549749 |
rhododendron stem borer |
Oberea myops |
|
| 1549758 |
rhododendron stem borer |
Oberea myops |
|
| 1549759 |
rhododendron stem borer |
Oberea myops |
|
| 1549763 |
rhododendron stem borer |
Oberea myops |
|
| 1549842 |
dogwood twig borer |
Oberea tripunctata |
|
| 1549814 |
dogwood twig borer |
Oberea tripunctata |
|
| 1549838 |
dogwood twig borer |
Oberea tripunctata |
|
| 1580052 |
flatheaded appletree borer |
Chrysobothris femorata |
|
| 1541227 |
locust borer |
Megacyllene robiniae |
|
| 1541200 |
locust borer |
Megacyllene robiniae |
|
| 1541201 |
locust borer |
Megacyllene robiniae |
|
| 1541202 |
locust borer |
Megacyllene robiniae |
|
| 1541199 |
locust borer |
Megacyllene robiniae |
|
| 1541186 |
locust borer |
Megacyllene robiniae |
|
| 1543198 |
pine sawyer beetle |
Monochamus carolinensis |
|
| 1543168 |
raspberry cane borer |
Oberea perspicillata |
|
| 1543170 |
raspberry cane borer |
Oberea perspicillata |
|
| 1543166 |
raspberry cane borer |
Oberea perspicillata |
|
| 1549843 |
dogwood twig borer |
Oberea tripunctata |
|
| 5403750 |
soapberry borer |
Agrilus prionurus |
|
| 5403751 |
soapberry borer |
Agrilus prionurus |
|
| 5403752 |
soapberry borer |
Agrilus prionurus |
|
| 5403753 |
soapberry borer |
Agrilus prionurus |
|
| 5403754 |
soapberry borer |
Agrilus prionurus |
|
| 5403758 |
soapberry borer |
Agrilus prionurus |
|
| 5403759 |
soapberry borer |
Agrilus prionurus |
|
| 5403760 |
soapberry borer |
Agrilus prionurus |
top kill |
| 5403761 |
soapberry borer |
Agrilus prionurus |
|
| 5403739 |
soapberry borer |
Agrilus prionurus |
epicormic branching |
| 5403741 |
soapberry borer |
Agrilus prionurus |
Infested soapberry & bark chips |
| 5403742 |
soapberry borer |
Agrilus prionurus |
|
| 5403743 |
soapberry borer |
Agrilus prionurus |
|
| 5403744 |
soapberry borer |
Agrilus prionurus |
|
| 1523081 |
emerald ash borer |
Agrilus planipennis |
entire cambium destroyed by feeding |
| 1523083 |
emerald ash borer |
Agrilus planipennis |
trees removed after infestation |
| 1523069 |
emerald ash borer |
Agrilus planipennis |
|
| 1523070 |
emerald ash borer |
Agrilus planipennis |
|
| 1523071 |
emerald ash borer |
Agrilus planipennis |
root sprouts and crown dieback are typical indicatiors of an infested tree |
| 1523074 |
emerald ash borer |
Agrilus planipennis |
root sprouts and crown dieback are typical indicatiors of an infested tree |
| 1523075 |
emerald ash borer |
Agrilus planipennis |
|
| 1523078 |
emerald ash borer |
Agrilus planipennis |
|
| 5387818 |
California flatheaded borer |
Phaenops californica |
Cambial damage to Jeffrey pine, P. jeffreyi, caused by the California flatheaded borer, Melanophila californica. 4/28/08. |
| 5383050 |
long-horned beetle |
Monochamus galloprovincialis |
|
| 5383028 |
long-horned beetle |
Arhopalus rusticus |
heavy attack |
| 5174052 |
Altai larch longhorn beetle |
Xylotrechus altaicus |
August 2006; collected from Siberian larch (Larix sibirica) |
| 5392783 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5392760 |
Asian longhorned beetle |
Anoplophora glabripennis |
egg and exit sites |
| 5392767 |
Asian longhorned beetle |
Anoplophora glabripennis |
egg and exit sites |
| 5389778 |
sugar maple borer |
Glycobius speciosus |
|
| 5389744 |
emerald ash borer |
Agrilus planipennis |
woodpecker damage on an infested tree |
| 5389740 |
emerald ash borer |
Agrilus planipennis |
woodpecker damage on infested tree |
| 5378996 |
fan-bearing wood-borer |
Ptilinus pectinicornis |
|
| 5377812 |
fan-bearing wood-borer |
Ptilinus pectinicornis |
|
| 0010092 |
red oak borer |
Enaphalodes rufulus |
The bark has been stripped from this red oak so as to show the borer activity occuring. Note the large number of bore holes in the stem. |
| 0010093 |
red oak borer |
Enaphalodes rufulus |
This red oak had died and the bark was peeling off the tree. |
| 0010094 |
red oak borer |
Enaphalodes rufulus |
This is a cross sectional cut of the bole of a red oak, showing some tunneling and pupal chambers of the borer. |
| 3948068 |
flatheaded or metallic wood borer |
|
Flatheaded wood borer (Family Buprestidae) in stem, Blue Nile Valley. |
| 3948070 |
long-horned beetles |
|
Roundheaded wood borer (Family Cerambycidae) in stem of Acacia nilotica, Blue Nile Valley. |
| 5382312 |
emerald ash borer |
Agrilus planipennis |
Emerald ash borer exit hole |
| 5382315 |
emerald ash borer |
Agrilus planipennis |
Emerald ash borer damage to tree. |
| 5382316 |
emerald ash borer |
Agrilus planipennis |
Emerald ash borer damage to tree. |
| 5382318 |
flatheaded appletree borer |
Chrysobothris femorata |
|
| 5371056 |
beech splendor beetle |
Agrilus viridis |
|
| 5371057 |
beech splendor beetle |
Agrilus viridis |
|
| 5378064 |
great capricorn beetle |
Cerambyx cerdo |
|
| 5378705 |
great capricorn beetle |
Cerambyx cerdo |
frass |
| 5378025 |
poplar-and-willow borer |
Cryptorhynchus lapathi |
|
| 5378002 |
striped ambrosia beetle |
Trypodendron lineatum |
|
| 5378613 |
steelblue jewel beetle |
Phaenops cyanea |
|
| 1238077 |
flatheaded or metallic wood borer |
|
Flathead borer on sugar maple with sapsucker damage |
| 1263047 |
small white-marmorated long-horned beetle |
Monochamus sutor |
Cross section of log with tunnel |
| 1263010 |
citrus longhorned beetle |
Anoplophora chinensis |
|
| 0660096 |
Argentine stem weevil |
Listronotus bonariensis |
Damage by larvae of Listronotus bonariensis. |
| 0660060 |
Argentine stem weevil |
Listronotus bonariensis |
Damage by adult Listronotus bonariensis to ryegrass leaf,showing windowed effect and curled strips of epidermal tissue. |
| 5176078 |
flatheaded or metallic wood borer |
|
Twig mortality caused by a twig borer of the family Buprestidae on coigue, Nothofagus dombeyi, VIII Region, Chile |
| 5176079 |
flatheaded or metallic wood borer |
|
Twig mortality on Coigue, Nothofagus dombeyi, caused by an unknown twig borer of the family Buprestidae, VIII Region, Chile |
| 1473183 |
metalic wood-boring beetles |
Agrilus spp. |
gallery and stain; photo taken 7/1974 |
| 5343092 |
emerald ash borer |
Agrilus planipennis |
|
| 1411020 |
pinhole borer |
Platypus spp. |
ambrosia beetles; |
| 1398169 |
long-horned beetles |
|
Evidence of tunneling by Cerambycid larva under the bark of a recently killed white spruce |
| 5212025 |
water hyacinth weevils |
Neochetina spp. |
Leaf scars from feeding on Water Hyacinth, Eichornia crassipes |
| 5031034 |
red oak borer |
Enaphalodes rufulus |
|
| 5031035 |
red oak borer |
Enaphalodes rufulus |
|
| 5031036 |
red oak borer |
Enaphalodes rufulus |
|
| 5031038 |
red oak borer |
Enaphalodes rufulus |
|
| 1484004 |
emerald ash borer |
Agrilus planipennis |
infested tree showing water sprouts or adventitious shoots |
| 5029025 |
emerald ash borer |
Agrilus planipennis |
Standing dead ash killed by EAB in southestern Michigan. |
| 5029026 |
emerald ash borer |
Agrilus planipennis |
Ash killed by EAB in southeastern Michigan. |
| 5079069 |
beech splendor beetle |
Agrilus viridis |
Parasitoids hatched from egg mass |
| 5079068 |
beech splendor beetle |
Agrilus viridis |
exit holes |
| 5080038 |
large timberworm |
Elateroides dermestoides |
|
| 5080039 |
large timberworm |
Elateroides dermestoides |
|
| 5080030 |
large timberworm |
Elateroides dermestoides |
|
| 3225078 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit holes with dime for size reference |
| 5147089 |
emerald ash borer |
Agrilus planipennis |
demage resulting from woodpeckers searching for a meal on an infested tree |
| 5147078 |
citrus longhorned beetle |
Anoplophora chinensis |
feeding damage on bonzai maple |
| 5147080 |
citrus longhorned beetle |
Anoplophora chinensis |
damage in trunk of bonzai maple |
| 1231269 |
oak borer |
Agrilus angustulus |
|
| 1224219 |
black stem borer |
Xylosandrus germanus |
damage to Pecan. |
| 2721081 |
twig girdler |
Oncideres cingulata |
oviposition site |
| 5110043 |
emerald ash borer |
Agrilus planipennis |
In the foreground is a stump that was killed by emerald ash borer |
| 5110044 |
emerald ash borer |
Agrilus planipennis |
thin crown |
| 5017006 |
Asian longhorned beetle |
Anoplophora glabripennis |
dieback |
| 5022062 |
emerald ash borer |
Agrilus planipennis |
Trap still intact after tree limb breaks |
| 5022047 |
emerald ash borer |
Agrilus planipennis |
2004 |
| 5022048 |
emerald ash borer |
Agrilus planipennis |
2004 |
| 5022050 |
emerald ash borer |
Agrilus planipennis |
|
| 5017010 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5017011 |
Asian longhorned beetle |
Anoplophora glabripennis |
dieback |
| 5017015 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5016094 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5016095 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5016096 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5016098 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit hole |
| 5016099 |
Asian longhorned beetle |
Anoplophora glabripennis |
dieback |
| 5017002 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5017003 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5017028 |
pine cone cerambycid |
Chlorophorus strobilicola |
|
| 5042031 |
twolined chestnut borer |
Agrilus bilineatus |
|
| 5042032 |
twolined chestnut borer |
Agrilus bilineatus |
tree mortality |
| 5061006 |
twolined chestnut borer |
Agrilus bilineatus |
|
| 5061008 |
twolined chestnut borer |
Agrilus bilineatus |
|
| 5059016 |
sugar maple borer |
Glycobius speciosus |
|
| 5046014 |
red oak borer |
Enaphalodes rufulus |
|
| 5046015 |
red oak borer |
Enaphalodes rufulus |
|
| 5016050 |
emerald ash borer |
Agrilus planipennis |
|
| 5016053 |
emerald ash borer |
Agrilus planipennis |
Bark fissure, revealing galleries |
| 5037066 |
long-horned beetles |
Xylotrechus spp. |
|
| 5037067 |
long-horned beetles |
Xylotrechus spp. |
|
| 5037068 |
long-horned beetles |
Xylotrechus spp. |
|
| 5025050 |
red oak borer |
Enaphalodes rufulus |
Red oak borer larval attack holes are on a northern red oak, Quercus rubra L., in the Ozark National Forest of Arkansas. |
| 5025051 |
red oak borer |
Enaphalodes rufulus |
Red oak borer damage in northern red oak, Quercus rubra L., in the Ozark National Forest, Arkansas |
| 5025055 |
red oak borer |
Enaphalodes rufulus |
Red oak borer emergence holes on a northern red oak, Quercus rubra L., in the Ozark National Forest, Arkansas |
| 5025056 |
red oak borer |
Enaphalodes rufulus |
Initial scraping of the outer bark from a northern red oak, Quercus rubra L., taken from the Ozark National forest, revealed a red oak borer phloem-feeding gallery. |
| 5025057 |
red oak borer |
Enaphalodes rufulus |
Further scraping of the outer bark from a northern red oak, Quercus rubra L., taken from the Ozark National forest, to reveal a red oak borer phloem-feeding gallery. |
| 5025058 |
red oak borer |
Enaphalodes rufulus |
Final scraping of the outer bark from a northern red oak, Quercus rubra L., taken from the Ozark National forest, revealed a live red oak borer larvae in its phloem-feeding gallery. |
| 2183065 |
powder post beetle |
Priobium carpini |
|
| 5038045 |
emerald ash borer |
Agrilus planipennis |
mortality |
| 5038047 |
emerald ash borer |
Agrilus planipennis |
crown dieback |
| 5038048 |
emerald ash borer |
Agrilus planipennis |
crown symptoms |
| 5038049 |
emerald ash borer |
Agrilus planipennis |
crown symptoms |
| 5038050 |
emerald ash borer |
Agrilus planipennis |
exit holes |
| 5038051 |
emerald ash borer |
Agrilus planipennis |
|
| 5032069 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 5037072 |
twolined chestnut borer |
Agrilus bilineatus |
and armillaria |
| 5024010 |
cactus longhorn beetles |
Moneilema spp. |
Frass produced by larval tunneling. |
| 5024013 |
locust borer |
Megacyllene robiniae |
trunk of heavily infested tree |
| 3225013 |
ambrosia beetle |
Myoplatypus flavicornis |
Boring dust at base of tree resulting from boring of beetle |
| 2111044 |
steelblue jewel beetle |
Phaenops cyanea |
lower part of the stem debarked after the infestation; the crown is still green; end of February, 1996 |
| 1258284 |
large timberworm |
Elateroides dermestoides |
Boring dust on birch bark |
| 1258285 |
large timberworm |
Elateroides dermestoides |
Boring dust on beech bark |
| 1468071 |
ponderous borer |
Ergates spiculatus |
|
| 1470035 |
poplar borer |
Saperda calcarata |
Emergence hole |
| 1470019 |
poplar gall borer |
Saperda inornata |
|
| 4213091 |
emerald ash borer |
Agrilus planipennis |
Epicormic branching; Suckering |
| 1231050 |
metalic wood-boring beetle |
Coraebus fasciatus |
|
| 1231051 |
metalic wood-boring beetle |
Coraebus fasciatus |
|
| 1231052 |
metalic wood-boring beetle |
Coraebus fasciatus |
|
| 1457016 |
emerald ash borer |
Agrilus planipennis |
Emerald ash borer infested ash trees along a street in Novi, MI. Photo taken in August 2002. |
| 2131028 |
Japanese pine sawyer |
Monochamus alternatus |
|
| 1416041 |
stem-boring weevil |
Mecinus janthinus |
|
| 2110018 |
redbay ambrosia beetle |
Xyleborus glabratus |
frass tubes; Photo taken in Liberty County, Georgia. |
| 1396012 |
bronze birch borer |
Agrilus anxius |
|
| 1398105 |
Asian longhorned beetle |
Anoplophora glabripennis |
tunneling under bark |
| 1398108 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 1393001 |
Asian longhorned beetle |
Anoplophora glabripennis |
oviposition niche. Ravenswood infestation - Chicago - Aug 1998 |
| 1393010 |
Asian longhorned beetle |
Anoplophora glabripennis |
Sap oozing from damaged sites - Ravenswood infestation - Chicago - July 1998. |
| 1393004 |
Asian longhorned beetle |
Anoplophora glabripennis |
Ravenswood infestation - Chicago - Oct 1998 |
| 0949053 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit holes |
| 1265098 |
citrus longhorned beetle |
Anoplophora chinensis |
|
| 1258093 |
timberman |
Acanthocinus aedilis |
Exit holes in bark |
| 1258152 |
violet tanbark beetle |
Callidium violaceum |
|
| 1258255 |
long-horned beetle |
Pogonocherus fasciculatus |
exit hole |
| 1258204 |
striped ambrosia beetle |
Trypodendron lineatum |
Boring dust on bark |
| 1258082 |
steelblue jewel beetle |
Phaenops cyanea |
Pitch running out of bark above larval gallery |
| 1258220 |
small white-marmorated long-horned beetle |
Monochamus sutor |
Entrance and exit holes (larger) |
| 1258226 |
small white-marmorated long-horned beetle |
Monochamus sutor |
Entrance hole of larva and exit hole of adult (larger) |
| 1258249 |
long-horned beetle |
Monochamus galloprovincialis |
Woodchips resulting from larval feeding on ground slash |
| 1258178 |
larch longicorn beetle |
Tetropium gabrieli |
Entrance hole of larva into pupal chambers |
| 1301043 |
emerald ash borer |
Agrilus planipennis |
Epicormic branches on ash developing after attack. |
| 2254022 |
long-horned beetles |
|
boring dust |
| 1238079 |
pinhole borer |
Platypus spp. |
Frass at base of tree. Greenville, SC. |
| 1249003 |
emerald ash borer |
Agrilus planipennis |
infested firewood |
| 1257003 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 1257004 |
Asian longhorned beetle |
Anoplophora glabripennis |
removal of dead trees |
| 1257005 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 1257008 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 4213092 |
emerald ash borer |
Agrilus planipennis |
dieback |
| 1231120 |
old house borer |
Hylotrupes bajulus |
|
| 1231121 |
old house borer |
Hylotrupes bajulus |
|
| 1231169 |
long-horned beetle |
Oberea pupillata |
|
| 1231127 |
long-horned beetle |
Pyrrhidium sanguineum |
|
| 1231128 |
long-horned beetle |
Pyrrhidium sanguineum |
|
| 1231130 |
violet tanbark beetle |
Callidium violaceum |
|
| 1231135 |
long-horned beetle |
Isotomus speciosus |
|
| 1231145 |
long-horned beetle |
Herophila tristis |
|
| 1231147 |
long-horned beetle |
Morimus funereus |
|
| 1231071 |
timber beetle |
Lymexylon navale |
|
| 1231072 |
long-horned beetle |
Ergates faber |
|
| 1231077 |
grain support beetle |
Aegosoma scabricorne |
|
| 1231042 |
metalic wood-boring beetle |
Lamprodila decipiens |
|
| 1231111 |
long-horned beetle |
Purpuricenus kaehleri |
|
| 1231069 |
large timberworm |
Elateroides dermestoides |
|
| 1231070 |
large timberworm |
Elateroides dermestoides |
|
| 1231140 |
redheaded ash borer |
Neoclytus acuminatus |
|
| 1231180 |
poplar-and-willow borer |
Cryptorhynchus lapathi |
|
| 1231181 |
poplar-and-willow borer |
Cryptorhynchus lapathi |
|
| 1231162 |
small poplar borer |
Saperda populnea |
|
| 1231165 |
small poplar borer |
Saperda populnea |
|
| 1231155 |
poplar borer |
Saperda carcharias |
|
| 1231156 |
poplar borer |
Saperda carcharias |
|
| 1231113 |
musk beetle |
Aromia moschata |
|
| 1231114 |
musk beetle |
Aromia moschata |
|
| 1231048 |
steelblue jewel beetle |
Phaenops cyanea |
|
| 1231093 |
long-horned beetle |
Arhopalus rusticus |
|
| 1231059 |
oak borer |
Agrilus angustulus |
|
| 1231143 |
Sakhalin pine sawyer |
Monochamus saltuarius |
|
| 1193006 |
Asian longhorned beetle |
Anoplophora glabripennis |
adult feeding damage (foliage wilted due to girdling of twigs) |
| 1193003 |
Asian longhorned beetle |
Anoplophora glabripennis |
adult feeding damage (stripped bark) |
| 1460047 |
emerald ash borer |
Agrilus planipennis |
exit hole |
| 1460073 |
emerald ash borer |
Agrilus planipennis |
Dieback on mature tree - enhanced growth low; Beck Rd, Michigan; Sept 24, 2002 |
| 1460074 |
emerald ash borer |
Agrilus planipennis |
Ash logs in chipping yard. Millions of ash will be removed in Southeast Michigan this year. |
| 1460076 |
emerald ash borer |
Agrilus planipennis |
Small trees with epicormic shoots; Novi, Michigan; August 10, 2002 |
| 0014063 |
red oak borer |
Enaphalodes rufulus |
June 2001 |
| 0010095 |
red oak borer |
Enaphalodes rufulus |
entrance/exit holes with peppermint for size reference |
| 0007075 |
red oak borer |
Enaphalodes rufulus |
Red oak mortality has been observed for the past several years (2001). Drought, shallow soils, hypoxylon canker, certain insects, and other factors have lead to this decline complex. |
| 0012025 |
steelblue jewel beetle |
Phaenops cyanea |
exit hole |
| 1141004 |
small poplar borer |
Saperda populnea |
emergence hole |
| 1141008 |
poplar borer |
Saperda carcharias |
larval frass |
| 1141024 |
poplar-and-willow borer |
Cryptorhynchus lapathi |
|
| 1148051 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit hole |
| 1460035 |
emerald ash borer |
Agrilus planipennis |
Dying tree |
| 1460036 |
emerald ash borer |
Agrilus planipennis |
Tree with suckers below attack |
| 1439003 |
emerald ash borer |
Agrilus planipennis |
note epicormic branches being formed as crown dies back |
| 1439011 |
emerald ash borer |
Agrilus planipennis |
thinned crown |
| 1433003 |
metalic wood-boring beetle |
Coraebus fasciatus |
branch decay on Quercus ilex |
| 1431042 |
twig girdler |
Oncideres cingulata |
girdled hickory twig showing holes and frass ejected by fully grown larva. |
| 1431028 |
twig girdler |
Oncideres cingulata |
closeup of the end of a girdled twig |
| 1431035 |
twig girdler |
Oncideres cingulata |
typical adult feeding sign on bark of hickory twig |
| 1431036 |
twig girdler |
Oncideres cingulata |
typical fresh girdle on hickory twig |
| 1431039 |
twig girdler |
Oncideres cingulata |
Young hickory with girdled stem. Note that this stem has been girdled in two places. The upper segment broke and fell as usual; the lower remained in place and the larva completed development in the attached dead segment. |
| 1431040 |
twig girdler |
Oncideres cingulata |
Young hickory showing typical damage; leader and branches girdled. |
| 2722016 |
cottonwood borer |
Plectrodera scalator |
|
| 0014049 |
twig girdler |
Oncideres cingulata |
|
| 0014050 |
twig girdler |
Oncideres cingulata |
|
| 0014055 |
twig girdler |
Oncideres cingulata |
oviposition site |
| 0007066 |
twig girdler |
Oncideres cingulata |
Pencil-sized twigs of pecan, hickory, elm, and other tree species are commonly girdled in the fall. It is not unusual to see branches on the ground under attacked trees or to see broken branch "flags" hanging from the crown. |
| 0007067 |
twig girdler |
Oncideres cingulata |
By circling the branch many times, the adult female will cut the branch with a very neat and precise cut. The cuts are so unique that it is easy to tell when a twig girdler has visited the tree. |
| 0007079 |
red oak borer |
Enaphalodes rufulus |
Frass associated with the emergence of adult borers often collects on the leaves of understory vegetation. |
| 1673095 |
twig girdler |
Oncideres cingulata |
|
| 1673096 |
twig girdler |
Oncideres cingulata |
|
| 1673097 |
twig girdler |
Oncideres cingulata |
|
| 1879054 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
characteristic "toothpick"-like frass |
| 1879050 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
Gallery inside of small diameter tree |
| 4798001 |
pinhole borer |
Platypus spp. |
following Ips beetle attack |
| 4212060 |
poplar borer |
Saperda calcarata |
inside of stem |
| 4212062 |
twolined chestnut borer |
Agrilus bilineatus |
exit hole |
| 4212050 |
long-horned beetles |
Saperda spp. |
galls |
| 4212051 |
poplar gall borer |
Saperda inornata |
broken stem |
| 3066007 |
branch pruner |
Psyrassa unicolor |
girdled in spring before leafout (note smooth girdle) |
| 3057084 |
elm borer |
Saperda tridentata |
adult emergence hole |
| 3066060 |
hawthorn agrilus |
Agrilus crataegi |
mines on surface of sapwood |
| 3066051 |
rednecked cane borer |
Agrilus ruficollis |
infested raspberry canes with typical swellings |
| 3057080 |
flatheaded appletree borer |
Chrysobothris femorata |
sap spot over attack |
| 3057052 |
twig girdler |
Oncideres cingulata |
all major stems girdled |
| 3067052 |
red oak borer |
Enaphalodes rufulus |
L-shaped bark scars |
| 3067054 |
red oak borer |
Enaphalodes rufulus |
in board |
| 3057075 |
locust borer |
Megacyllene robiniae |
to stem (note adult exit holes) |
| 3057076 |
locust borer |
Megacyllene robiniae |
and yellow frass at base of tree |
| 3056070 |
sumac stem borer |
Oberea ocellata |
girdling & oviposition in sumac |
| 3056019 |
chestnut timberworm |
Melittomma sericeum |
chestnut logs in Candler, North Carolina |
| 3056079 |
dogwood twig borer |
Oberea tripunctata |
series of holes on infested twig |
| 3056014 |
chestnut timberworm |
Melittomma sericeum |
wormy chestnut lumber |
| 3056017 |
chestnut timberworm |
Melittomma sericeum |
wormy chestnut lumber |
| 3056015 |
oak timberworm |
Arrenodes minutus |
oak timberworm holes in oak lumber |
| 3056066 |
eastern poplar buprestid |
Poecilonota cyanipes |
bark removed to expose entrances |
| 3056073 |
sassafras borer |
Oberea ruficollis |
girdle & oviposition site in middle of girdled spot |
| 3056074 |
sassafras borer |
Oberea ruficollis |
in stems |
| 3056075 |
sassafras borer |
Oberea ruficollis |
galleries in root and stem |
| 3057001 |
poplar borer |
Saperda calcarata |
breakage caused by weakened trunks and light wind |
| 3056002 |
Columbian timber beetle |
Corthylus columbianus |
flagworm in sycamore lumber |
| 0284072 |
oak stem borer |
Aneflomorpha subpubescens |
series of holes made in oak seedling |
| 3046013 |
twig girdler |
Oncideres cingulata |
|
| 3046015 |
red oak borer |
Enaphalodes rufulus |
|
| 1879052 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
Characteristic "toothpick" frass appearance |
| 1879053 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
Characteristic "toothpick"-like appearance of frass |
| 1879055 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
Characteristic "toothpick"-like frass |
| 4836038 |
bronze birch borer |
Agrilus anxius |
raised welts caused by tunneling |
| 4178050 |
ambrosia beetle |
Euplatypus compositus |
boring damage and associated staining |
| 3047031 |
Asian longhorned beetle |
Anoplophora glabripennis |
beetle infested trees felled in Chicago, IL
tree stumps-prior to stump grinding |
| 3047033 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit hole damage |
| 3047034 |
Asian longhorned beetle |
Anoplophora glabripennis |
city workers removing damaged trees in Chicago, IL |
| 3047036 |
Asian longhorned beetle |
Anoplophora glabripennis |
to boards on pallets |
| 3047040 |
Asian longhorned beetle |
Anoplophora glabripennis |
city workers removing trees - Chicago, IL in |
| 3047041 |
Asian longhorned beetle |
Anoplophora glabripennis |
frass in pupal chamber |
| 3047043 |
Asian longhorned beetle |
Anoplophora glabripennis |
city workers removing trees - Chicago, IL |
| 3047045 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit hole |
| 3047046 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit hole |
| 3225079 |
Asian longhorned beetle |
Anoplophora glabripennis |
exit holes with dime for size reference |
| 3225081 |
Asian longhorned beetle |
Anoplophora glabripennis |
boring dust |
| 3056083 |
poplar twig borer |
Oberea delongi |
stem damage |
| 2721092 |
pinhole borer |
Platypus spp. |
boring dust at the base of a recently killed pine |
| 3066085 |
sugar maple borer |
Glycobius speciosus |
scar at attack site |
| 0022083 |
root-boring weevil |
Hylobius transversovittatus |
caused by larvae |
| 1748056 |
red oak borer |
Enaphalodes rufulus |
|
| 1669023 |
locust borer |
Megacyllene robiniae |
entrance hole |
| 1669024 |
locust borer |
Megacyllene robiniae |
entrance hole |
| 1669040 |
locust borer |
Megacyllene robiniae |
|
| 0907029 |
bronze birch borer |
Agrilus anxius |
tunnels throughout the wood in white birch |
| 0590042 |
red oak borer |
Enaphalodes rufulus |
exit hole with slime flux associate |
| 0284063 |
Columbian timber beetle |
Corthylus columbianus |
Sap-soaked area around gallery as indicated by dry granualar borings below 2.0mm diameter entrance hole. |
| 0284055 |
pinhole borer |
Platypus spp. |
Presence of dark stain on or round tunnel walls and absence of powder within tunnel distinguishes damage |
| 0284079 |
redheaded ash borer |
Neoclytus acuminatus |
to hardwood lumber |
| 0355032 |
roundheaded borer |
Acanthocinus obsoletus |
on weeping willow |
