CONTENTdm Collection : Search Results

Home : Favorites : Ordering and Use : Help : Blog

Special Collections : A-Z List : Subject List : Advanced Search


Search results for Insect Pests

	Refine your search
Try Search all Collections

results 1-10 of 10 item(s)

page 1 of 1 : ( << 1 >> ) :: previous : next

select all : clear all : add to favorites

Insects Affecting White Pine : 1. Nearly full grown larva of imperial moth, Basilona imperralis Drury;

1. Insects Affecting White Pine : 1. Nearly full grown larva of imperial moth, Basilona imperralis Drury; 2. Masses of the pine bark louwe, Chermes pinicorticis Fitch; 3. Pupal cells of white pine weevil, Pissodes strobi Peck under bark of pine log; 4. Burrows of larvae of same in bark; 5. Portion of dead shoot killed by the insect, showing the circular exit holes, the borings of the insect in upper part and the shrunken area extending down on the affected portion of the twig; 6. Pupal cells of white pine weevil within the wood, showing method of exit and also a few exit holes in the shrunken affected bark; 7. Adult weevil, Pissodes strobi Peck; 8. Leconte's sawfly larvae, Lophyrus lecontes Fitch in resting position, showing below the stubs of devoured foliate; 9. Pine leaf scale insect, Chionapsis furfura Fitch


	2. View of Snoqualmie, Washington, ca. 1912

Elm Borers and Elm Bark Louse : Elm Borer (Sapreda tridentata Oliv.). 1. Larva or grub within its burrow

3. Elm Borers and Elm Bark Louse : Elm Borer (Sapreda tridentata Oliv.). 1. Larva or grub within its burrow just under the bark; 1a, Larva or grum extended; 2. Pupa within its cell just under the bark; 3. Burrows of the grub as exposed after removal of the bark; 4. Adult beetle.
Elm Snout Beetles (Mardalis): 5. Adult of Magdalis armicollis Say; 6. Adult of magdalis barbita Say; 6a. Side view of same; 7. Larva of Magdalis barbita, side view; 8. Pupa of Magdalis barbita within its oval cell just beneath the bark; 8a Empty pupal case of Magdalis barbita; 9. Burrows of Magdalis barbita as exposed after removal of the bark; 9a. Holes in the bark through which the beetles escape; 9b. Showing how bark is loosened by the burrows of this insect.
Elm Bark Louse (Gossyparia ulmi Geoff): 10. Group of partly grown bark lice as they appear in the early spring; 11. Group of male cocoons; 12. Group of male cocoons; 13. Group of females; 14. Female; 15. Recently hatched young; 16. Mature female; 16a, Mature females on a twig; 17. Pesudimago or wingless male; 18. Winged male.... Note also the long, white, anal filaments

Elm Leaf Beetle and Bag or Basket Worm : Elm Leaf Betle (Galerucella luteola (Muller) 1.Cluster of eggs;

4. Elm Leaf Beetle and Bag or Basket Worm : Elm Leaf Betle (Galerucella luteola (Muller) 1.Cluster of eggs; 1a. Side view of single egg,; 2. Recently hatched larva or grub; 3. Full grown larva or grub; 4. Pupa; 5. Overwintered beetle; 6. Fresh, brightly colored beetle; 7. Leaf showing eating of larvae or grubs and a few holes eaten by beetles, eggs in clusters, cast larval skins and full grown larvae; 8. Leaf nearly skeletonized by grubs of larvae and on it three cast larval skins; 9. Leaf showing holes eaten by beetles.
Bag or Basket Worm (Thyridopterys ephemeraformis Haworth): 10, Bag or larval case as it passes the winter; 11. Same as preceeding but cut open to show the pupal case and the eggs; 12. Several eggs; 13. Recently hatched larva; 14. Cases of young larvae on twit. Notice that the dark ones are on the dark bark and the light ones on the green bark; 14a. Leaf eaten by young larvae; 15. Older larvae in their bags which are ornamented with pieces of leaves, one is on the leaf, another hanging from the edge and a third dangling by a thread; 16. Full grown larva removed from its case; 17. Full grown larva walking with its case; 18. Male pupa; 19. Female moth; 20. Male moth with wings spread; 21. Female pupa; 22. Bag of male hanging from a leaf and with the empty pupal case protruding from its lower extremity.... The leaf in front of the bag shows the work of half grown larvae

Fall Web Worm and Spiny Elm Caterpillar: FAll Web Worm (Hyphantria cunea Drury): 1. Cluster of eggs;

5. Fall Web Worm and Spiny Elm Caterpillar: FAll Web Worm (Hyphantria cunea Drury): 1. Cluster of eggs; 2. Dorsal views of full and partly grown larvae and also a lateral view of a full grown caterpillar; 3. Pupa; 4. Pupa; 5. White form of moth in resting position; 6. Spotted form of moth with wings expanded. Examples 2,5, and 6 are on a small web showing within the partly skeletonized discolored leaves and the frass or excrement of the caterpillars.
Spiny Elm Caterpillar (Euvanessa antiopa Linn.): 7. Cluster of eggs on a leaf stem; 8. One egg; 9. Caterpillar feeding; 10. Chrysalis hanging from a leaf stem; 11. Butterfly with wings spread, natural size. The figues of the egg and caterpillar are on a twig of elm representing the characteristic work of the caterpillar


	6. Leaf-Insects from the Seychelles

Insects Affecting Oak : 1. Egg mass of Anisota senatoria Abb. & Sm., on underside of oak leaf; 2. Egg

7. Insects Affecting Oak : 1. Egg mass of Anisota senatoria Abb. & Sm., on underside of oak leaf; 2. Egg shells of same on partly eaten leaf; 3. Shrunken larvae of same infested by parasite on leaf stalks showing the characteristed feeding of the insect; 4. Nearly full grown larvae of same; 5. Recently hatched larvae feeding side by side and showing the skeletonizing of the earlier stages; 6. Male; 7. Female depositing eggs; 8. Full grown larva of Buck moth, Hemileuca maia Drury; 9. Male of Hemileuca maia Drury; 10. Egg mass of same; 11. Cacoecia fervidana Clem.; 12. Nest of same, composed of partly eaten, curled leaves; 13. Serica trociformis Burm. on leaf; 14. Same; 15. Two spotted tree hopper, Euchenopa binotata Say; 16. Another peculiar tree hopper, Crchasia galeata Fabr; 17. Another tree hopper, Thelia acuminatga Fabr.; 18 Dog day cicata or Harvest fly, Cicada tibicen Linn. in its resting position; 19. Acorn weevil, Balaninus nasicus Say, natural size; 20. Same

Insects Affecting Hard Pine : 1. Pitch mass of pitch twig moth Retinia constockiana Fern., with pupal

8. Insects Affecting Hard Pine : 1. Pitch mass of pitch twig moth Retinia constockiana Fern., with pupal shwll protruding therefrom in one case; the other shows old and recent pitch; 2. Pitch mass of pitch inhabiting midge, Diplosis resinicola Osten Sacken; 3. Shoot infested with Nantucket p9ine moth larva, Retinsia frustrana Scudd., showing the abortive growth; 4. Pitch pine needle gall fly, Diplosis pini-rigidae Pack., showing needles deformed by this insect; 4a. Work on needles of the prefious year; 5. Needles affected by the pine leaf miner, Gelechia pinifoliella Chamb., note the brown tips of the affected needles; 6. A pine sawfly larvae, Lophyrus abietis Harris in nabural position on the needles; below are stubs of eaten needles; 6a. Cocoon of same at base of pine needles; 7. Pine Chrysomela, Glyptoscelis pubescens Fabr...; 8. Pales weevil, Hylobius pales Herbst.; 9. Chrysobothris pusilla Bap. & Gory; 10. Chrysobothris florcola Gory; 11. Chrysobothris dentipes Germ.; 12, 13, and 14. Varieties of the light loving grapevine beetle, Anomala luciola Fabr., a species which is very abundant on hard pines; 15. Pilophorus crassipes Uhl....; 16. Magdalis alutacca Lec.; 17. Magdalis perforata Horn; 18. Lace winged fly, Chrysopa species; 18a. Cocoons of same on needles


	9. Wilderness pets by Lena Huelsdonk Fletcher : Being an account of animals of the wilderness, pets and otherwise known to her during her lifetime as a resident of the Hoh River Valley


	10. Pioneers of the Hoh : the last frontier

select all : clear all : add to favorites

results 1-10 of 10 item(s)

page 1 of 1 : ( << 1 >> ) :: previous : next

	Contact Us \| Change display settings \| About \| Make a Gift \| Privacy	^ to top ^
© University of Washington Libraries Subscribe to Updates