Scott Tunnock's Images
Title: EntomologistOrganization: USDA Forest Service
Unit: Cooperative Forestry and Pest Management
Country: United States
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| 69 Images of 42 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 1241596 | larch sawfly | Pristiphora erichsonii | Larch sawfly larvae feed in groups. These are mature larvae. |
| 2253018 | sugar pine tortrix | Choristoneura lambertiana | |
| 2253002 | European pine shoot moth | Rhyacionia buoliana | Pupa emergent from tip of shoot ready to emerge as adult |
| 2253087 | western pineshoot borer | Eucosma sonomana | larval exit hole on terminal |
| 2253080 | spruce beetle | Dendroctonus rufipennis | red top trees on mountain side |
| 2253079 | spruce beetle | Dendroctonus rufipennis | |
| 2253028 | false hemlock looper | Nepytia canosaria | |
| 2253023 | cranberry girdler | Chrysoteuchia topiaria | damage on Douglas fir seedling |
| 2252090 | spruce beetle | Dendroctonus rufipennis | egg and larval galleries |
| 2252092 | spruce beetle | Dendroctonus rufipennis | bark pitch tubes and boring dust |
| 2252093 | pine engraver | Ips pini | newly initiated gallery with adults present |
| 2252089 | spruce beetle | Dendroctonus rufipennis | new egg galleries |
| 2252081 | mountain pine beetle | Dendroctonus ponderosae | |
| 2252083 | mountain pine beetle | Dendroctonus ponderosae | close-up |
| 2252085 | Douglas-fir beetle | Dendroctonus pseudotsugae | showing needles fading in stand of damaged trees on mountainside |
| 2252065 | galls | cut open showing interior of gall | |
| 2252063 | cooley spruce gall adelgid | Adelges cooleyi | on young douglas fir |
| 2252064 | pine needle scale | Chionaspis pinifoliae | on Mugo pine |
| 2252048 | fall cankerworm | Alsophila pometaria | mass of newly hatched larvae and feeding damage to a leaf |
| 2252028 | Douglas-fir tussock moth | Orgyia pseudotsugata | masses and old pupal case |
| 1241600 | elegant weevil | Pachyrhinus elegans | Adults are metallic colored and they lack a long beak that is typical of many weevil species. |
| 1241564 | cooley spruce gall adelgid | Adelges cooleyi | Galls on branch tips contain developing nymphs. Opened galls are red-brown, turning gray with age, and resemble small cones. |
| 2253003 | western pineshoot borer | Eucosma sonomana | resting on pine shoot |
| 2254053 | elegant weevil | Pachyrhinus elegans | on ponderosa pine |
| 2252056 | grasshoppers | ||
| 1241478 | western balsam bark beetle | Dryocoetes confusus | The distinctive gallery pattern results from the male excacating a central nuptial chamber from which the several females radiate out to produce their egg galleries. |
| 2253081 | fir engraver | Scolytus ventralis | bark removed to show gallery pattern |
| 1241597 | larch needleworm | Zeiraphera improbana | Larch bud moth larvae feed in "tubes" made of needle clusters held together and lined with silk. |
| 1241574 | fir needle casts | Lirula spp. | Symptom pattern on fir branches. The red foliage was infected in the previous year. |
| 2254054 | elegant weevil | Pachyrhinus elegans | on ponderosa pine |
| 2253009 | lodgepole terminal weevil | Pissodes terminalis | terminal split to show tunnel |
| 1241633 | pine needle scale | Chionaspis pinifoliae | |
| 1241552 | western spruce budworm | Choristoneura freemani | Late instar larva. |
| 2253013 | gouty pitch midge | Cecidomyia piniinopis | |
| 1241623 | pine looper | Phaeoura mexicanaria | A late instar pine looper larva bears resemblance to twigs of its pine host. |
| 1241559 | western false hemlock looper | Nepytia freemani | |
| 1241599 | lodgepole needleminer | Coleotechnites milleri | Late instar larva. This species darkens with each molt. |
| 1241634 | pine needle scale | Chionaspis pinifoliae | White pine needle scales and black mold growth which often develops on the exudates of the scale insects. |
| 1241512 | gouty pitch midge | Cecidomyia piniinopis | Maggots within branch swellings. |
| 2254031 | Trogossitid beetles | ||
| 2252095 | flatheaded or metallic wood borer | ||
| 2252068 | mountain pine beetle | Dendroctonus ponderosae | being eaten by adult beetle predator |
| 2252071 | mountain pine beetle | Dendroctonus ponderosae | thinning operation to reduce potential for damage |
| 2252076 | mountain pine beetle | Dendroctonus ponderosae | with larvae |
| 2252077 | mountain pine beetle | Dendroctonus ponderosae | in galleries |
| 2252080 | mountain pine beetle | Dendroctonus ponderosae | young adult |
| 2252032 | pine butterfly | Neophasia menapia | large mass of larvae on side of tree |
| 2252044 | larch looper | Macaria sexmaculata sexmaculata | defoliation on side of mountain |
| 2252057 | pine needle sheathminer | Zelleria haimbachi | setting on needle |
| 2252058 | ponderosa pine needleminer | Coleotechnites moreonella | |
| 2252061 | Douglas-fir needle midge | Contarinia pseudotsugae | and damage by midge feeding to douglas fir |
| 2252049 | forest tent caterpillar | Malacosoma disstria | egg mass and adult |
| 2252050 | forest tent caterpillar | Malacosoma disstria | |
| 2252053 | variable oakleaf caterpillar | Lochmaeus manteo | |
| 2252054 | alder flea beetle | Altica ambiens | skeletonized leaf due to feeding |
| 2252096 | golden buprestid | Buprestis aurulenta | |
| 2252097 | sequoia pitch moth | Synanthedon sequoiae | Note pitch mass with empty pupal case visible |
| 2253001 | sequoia pitch moth | Synanthedon sequoiae | note characteristic masses of pitch at base of tree |
| 2253011 | gouty pitch midge | Cecidomyia piniinopis | pupa |
| 2253012 | gouty pitch midge | Cecidomyia piniinopis | |
| 2253005 | European pine shoot moth | Rhyacionia buoliana | |
| 2252066 | balsam woolly adelgid | Adelges piceae | close-up |
| 2252087 | Douglas-fir beetle | Dendroctonus pseudotsugae | series of galleries with larvae |
| 2254041 | cooley spruce gall adelgid | Adelges cooleyi | galls on spruce |
| 2254050 | larch casebearer | Coleophora laricella | |
| 2254052 | balsam woolly adelgid | Adelges piceae | on subalpine fir |
| 2253029 | western pine tip moth | Rhyacionia bushnelli | |
| 2253024 | cranberry girdler | Chrysoteuchia topiaria | |
| 2253027 | western pineshoot borer | Eucosma sonomana | female |
