4-H Study Materials
for Entomology Contests

January 2003

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Study List for Senior Participants (Ages 14-19)

  Common Name Order Host or Location Significance
1. Springtails Collembola Surface of puddles Variable
2. Silverfish Thysanura Trunk, closet Pest
3. Mayflies Ephemeroptera Near water Inconsequential
4. Black-winged damselfly Odonata Stream Beneficial
5. Green darner Odonata Stream Beneficial
6. Stoneflies Plecoptera Near water Inconsequential
7. Banded-winged grasshoppers Orthoptera Pasture Pest
8. Differential grasshopper Orthoptera Pasture Pest
9. Long-horned grasshoppers  Orthoptera Shrubs/grass Pest
10. Mole crickets Orthoptera Sandy soil Pest
11. Snowy tree cricket Orthoptera Trees Pest
12. True katydid Orthoptera Trees Pest
13. American cockroach Blattaria House Pest
14. German cockroach Blattaria House Pest
15. Oriental cockroach Blattaria House Pest
16. Praying mantids Mantodea Shrubs, vegetation Beneficial
17. Walkingsticks Phasmida Shrubs, vegetation Pest
18. Earwigs Dermaptera Ground trash Pest
19. Termites Isoptera Wood, stumps Pest
20. Barklice Psocoptera Tree trunk Pest
21. Booklice Psocoptera Libraries, papers, books Pest
22. Chicken head louse Phthiraptera (Mallophaga)  Poultry Pest
23. Head louse Phthiraptera (Anoplura) Humans Pest
24. Hog louse Phthiraptera (Anoplura) Swine Pest
25. Short-nosed cattle louse Phthiraptera (Anoplura) Cattle Pest
26. Ambush bug Hemiptera Flowers Beneficial
27. Assassin bug Hemiptera Field crops Beneficial
28. Backswimmer Hemiptera Pond Beneficial
29. Big-eyed bugs Hemiptera Field crops Beneficial
30. Boxelder bug Hemiptera Boxelder trees Pest
31. Burrower bug Hemiptera Grasses, peanuts Pest
32. Chinch bug Hemiptera Grass Pest
33. Cotton fleahopper Hemiptera Cotton Pest
34. False chinch bug Hemiptera Sorghum Pest
35. Giant water bug Hemiptera Water, ponds Pest
36. Green stink bug Hemiptera Weeds Pest
37. Harlequin bug Hemiptera Cole crops Pest
38. Large milkweed bug Hemiptera Milkweed Beneficial
39. Leaffooted bug Hemiptera Plants, weeds Pest
40. Minute pirate bugs Hemiptera   Beneficial
41. Squash bug Hemiptera Squash Pest
42. Tarnished plant bug Hemiptera Plants, weeds Pest
43. Toad bug Hemiptera Shoreline Beneficial
44. Water boatman Hemiptera Pond Beneficial
45. Water scorpions Hemiptera Stream Beneficial
46. Water striders Hemiptera Pond Beneficial
47. Wheel bug Hemiptera Vegetation Beneficial
48. Thrips Thysanoptera Flowers Variable
49. Aphids Homoptera Corn, sorghum Pest
50. Armored scales Homoptera Trees, shrubs Pest
51. Cicadas Homoptera Trees Pest
52. Greenbug Homoptera Small grains Pest
53. Leafhoppers Homoptera Grasses Pest
54. Pecan phylloxera Homoptera Pecans Pest
55. Planthoppers Homoptera Various plants Pest
56. Soft scales Homoptera Ornamental trees Pest
57. Spittlebugs Homoptera Alfalfa Pest
58. Treehoppers Homoptera Trees Pest
59. Whiteflies Homoptera Vegetables, cotton Pest
60. Antlions Neuroptera Plants Beneficial
61. Dobsonflies Neuroptera Stream Beneficial
62. Lacewings Neuroptera Alfalfa Beneficial
63. Mantispids (Mantidflies) Neuroptera Woodlots Beneficial
64. Owlflies Neuroptera At lights Beneficial
65. Alfalfa weevil Coleoptera Alfalfa Pest
66. Blister beetles Coleoptera Plants, alfalfa, weeds Pest
67. Boll weevil Coleoptera Cotton Pest
68. Carpet beetles Coleoptera Wool carpets Pest
69. Carrion beetles Coleoptera Dead animals Beneficial
70. Caterpillar hunter  Coleoptera Woodland Beneficial
71. Click beetles Coleoptera Corn, field crops Pest
72. Colorado potato beetle Coleoptera Potatoes Pest
73. Confused flour beetle Coleoptera Stored grain Pest
74. Maize weevil (rice weevil) Coleoptera Stored grain Pest
75. Cottonwood borer Coleoptera Cottonwood trees Pest
76. Elm leaf beetle Coleoptera Elm trees Pest
77.

Fireflies (lightningbugs)

Coleoptera Weeds Inconsequential
78. Flat-headed borer (Metallic wood borer) Coleoptera Trees Pest
79. Flea beetles Coleoptera Weeds Pest
80. Lady beetles Coleoptera Weeds Beneficial
81. Lesser grain borer Coleoptera Stored grain Pest
82. Locust borer Coleoptera Black locust Pest
83. May beetles (June beetles  or Junebugs) Coleoptera Shrubs Pest
84. Mealworm Coleoptera Stored grain Pest
85. Plum curculio Coleoptera Peaches Pest
86. Predaceous diving beetles Coleoptera Ponds Beneficial
87. Rove beetles Coleoptera At lights Inconsequential
88. Sawtoothed grain beetle Coleoptera Stored grain Pest
89. Soldier beetles Coleoptera Flowers Inconsequential
90. Spotted cucumber beetle Coleoptera Weeds Pest
91. Sweet potato weevil Coleoptera Sweet potatoes Pest
92. Tiger beetles Coleoptera Shady trails Beneficial
93. Tumbling flower beetles Coleoptera On flowers Inconsequential
94. Water scavenger beetles Coleoptera Stream Inconsequential
95. Whirlygig beetles  Coleoptera Stream Inconsequential
96. Scorpionflies Mecoptera Plants Inconsequential
97. Caddisflies Trichoptera Near stream Inconsequential
98. Alfalfa caterpillar (clouded sulfur) Lepidoptera Alfalfa Pest
99. Armyworm Lepidoptera Grasses Pest
100. Bagworm Lepidoptera Juniper Pest
101. Black swallowtail Lepidoptera Carrots, weeds Pest
102. Bollworm or corn earworm Lepidoptera Cotton, corn, other crops Pest
103. Buckeye Lepidoptera Plantain Inconsequential
104. Cabbage butterflies Lepidoptera Cole crops Pest
105. Cabbage looper Lepidoptera General feeder Pest
106. Cecropia Lepidoptera Oak Pest
107. Cutworms Lepidoptera General feeder Pest
108. Fall webworm Lepidoptera Pecans Pest
109. Fall armyworm Lepidoptera Grasses Pest
110. Forest tent caterpillar Lepidoptera Broad-leaved trees Pest
111. Giant swallowtail Lepidoptera Citrus Pest
112. Gray hairstreak (Cotton square borer) Lepidoptera Cotton Pest
113. Great leopard moth Lepidoptera Weeds Inconsequential
114. Greater wax moth Lepidoptera Beehive Pest
115. Indian meal moth Lepidoptera Stored grain Pest
116. Io moth Lepidoptera Trees, corn Pest
117. Luna moth Lepidoptera Oak Pest
118. Monarch Lepidoptera Milkweed Pest
119. Mourningcloak butterfly Lepidoptera Willow Inconsequential
120. Peach tree borer Lepidoptera Peach trees Pest
121. Pecan nut casebearer Lepidoptera Pecans Pest
122. Pink bollworm Lepidoptera Cotton Pest
123. Polyphemus Lepidoptera Oaks Pest
124. Question mark Lepidoptera Elms Pest
125. Red admiral Lepidoptera Nettles Inconsequential
126. Saltmarsh caterpillar Lepidoptera Grasses, weeds Pest
127. Silver‑spotted skipper Lepidoptera Black locust Inconsequential
128. Sorghum webworm Lepidoptera Sorghum Pest
129. Southwestern corn borer Lepidoptera Grain crops Pest
130. Tiger swallowtail Lepidoptera Cherry Pest
131. Tomato hornworm  Lepidoptera Tomatoes Pest
132. Underwing moths Lepidoptera Trees Inconsequential
133. Viceroy Lepidoptera Poplar Inconsequential
134. White‑lined sphinx Lepidoptera Around lights Pest
135. Wood nymph Lepidoptera Thick woods Inconsequential
136. Bee flies Diptera Flowers Beneficial
137. Black flies Diptera Stream Pest
138. Blow flies Diptera Carrion Variable
139. Common cattle grub Diptera Cattle Pest
140. Crane flies Diptera Meadow Inconsequential
141. Deer  fly Diptera Woodlands Pest
142. Flesh flies Diptera Carrion Pest
143. Fruit flies Diptera Ripe & rotten fruit Pest
144. Horn fly Diptera Cattle Pest
145. Horse fly Diptera Woodlands Pest
146. House fly Diptera Barn Pest
147. Mosquitoes Diptera Yard and meadow Pest
148. Mydas fly Diptera Woodlands Inconsequential
149. Robber flies Diptera Woodlands Beneficial
150. Sheep keds Diptera Sheep Pest
151. Sorghum midge Diptera Sorghum Pest
152. Stable fly Diptera Cattle Pest
153. Syrphid fly (flower fly) Diptera Flowers Beneficial
154. Fleas Siphonaptera Cat, dog Pest
155. Baldfaced hornet Hymenoptera Woodlands Pest
156. Bumblebees Hymenoptera Meadow Beneficial
157. Carpenter bees Hymenoptera Fence posts Pest
158. Cicada killer Hymenoptera Soil Beneficial
159. Honeybee Hymenoptera Flowers Beneficial
160. Horntails Hymenoptera Logs Pest
161. Ichneumon wasps Hymenoptera Flowers Beneficial
162. Leafcutting bees Hymenoptera Flowers Pest
163. Mud daubers Hymenoptera Buildings Beneficial
164. Potter wasps Hymenoptera Building Pest
165. Red imported fire ant Hymenoptera Pastures, lawns Pest
166. Red harvester ant Hymenoptera Pastures Pest
167. Tarantula hawk Hymenoptera Woodlands Beneficial
168. Texas leafcutting ant Hymenoptera Woodlands Pest
169. Velvet ants Hymenoptera Soil Pest
170. Yellowjackets Hymenoptera House eaves Pest
171. Brown dog tick Acari Dog Pest
172. Fowl tick (blue bug) Acari Poultry Pest
173. Lone star tick Acari Cattle Pest
174. Spider mites Acari Plants Pest
175. Crab spiders Araneae Flowers Beneficial
176. Jumping spiders Araneae Garden Beneficial
177. Recluse spiders Araneae Board piles Pest
178. Tarantulas Araneae Soil Beneficial
179. Widow spiders Araneae Woodlots Pest
180. Wolf spiders Araneae Under rocks Beneficial
181. Yellow garden spider Araneae Garden Beneficial
182. Scorpions Scorpionida Log piles Pest
183. Sun spiders (Wind scorpions) Solpugida Arid regions Inconsequential
184. Vinegaroons Uropygi Arid regions Pest
185. Centipedes Class Chilopoda   Pest
186. Millipedes Class Diplopoda Leaf litter Pest
187. Sowbugs and pillbugs Isopoda Compost Pest


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Department of Entomology - TAMU