268 



Cynips quercus-folii, 25. 

 Cynthia Cardui, 157. 



Day-fly, 24. 



Death, feigned, of animals, 72. 



Death's head sphinx, 162. 



December moth, 150. 



" Demoiselles," 233. 



Diptera, 175. 



, org-ans of, 57. 



Dipterous insects, their diminu- 

 tive size, 183. 



, their aerial dances, 185. 



, universally ditt'used, 187. 



, some species seen in win- 

 ter, 188. 



Dor, common, 64, 71. 



Dragon-flies, 230. 



, their rapacity, 232. 



, mode of depositing their 



eggs, 237. 



Drone-bees, the, 53, 116. 



Dyticus marginalis, 241. 



Earthworm, common, 38. 

 Education, defects of, 4. 

 Entomology, advantages of, 17. 



, popular ignorance of, 82. 



, attractions of, 244. 



Epeira diadema, 213. 

 Ephemera vulgata, 24. 

 Eriogaster populi, 150. 

 Euonymus europaius, 252. 



Flea, the, 60, 204. 

 Flesh-flies, 176. 



, their fecundity, 179. 



Flies, annoyances occasioned by, 



194. 

 , mode of excluding them 



from houses, 195. 

 " Flies at Bartholomew tide," 



203. 

 Fly, the, 191. 

 Foot, difference of the, of the 



cricket and grasshopper, 110. 



Gad-fly, the, 198. 

 Gasterophilus equl, 201. 

 Geotrupes stercorarius, 47, 67. 



vernalis, 70. 



Glow-worm, 85. 



, not found in Ireland, 89. 



Gnat, common, 196. 

 Goat-moth, 260. 

 Gonepterix Rhamni, 154. 



Gooseberry saw-fly, 265. 

 Gossamer, 219. 



, theories respecting its emis- 

 sion, 221. 

 Grasshopper, the, 96. 

 Grayling, 156. 

 Great water-beetle, 241. 

 Gryllotalpa vulgaris, 48. 

 Gyrinus natator, 92. 

 villosus, 93. 



Haltica parvula, 259. 

 Hemerhipus segetis, 259. 

 Hemiptera, organs of, 59. 

 Hepialus humuli, 173. 

 Hipparchia pamphilus, 150. 



Semele, 157. 



Honey, 120. 



Honey-comb, symmetry of, 125. 



Honey-dew, 144. 



Hum of the beetle, 65. 



Humble-bee, 52, 119. 



Hymenoptera, 113. 



Ichneumon globatus, 229. 



Ichneumons, 227. 



, mode of depositing their 



eggs, 228. 



Insects, form and colour of, 17. 



, greatness of their num- 

 bers, 18. 



, benefits conferred by, 23. 



, transformations of, 30. 



, larva state of, 31. 



, chrysalis state of, 32. 



, organs of, 42. 



, parasitic, 73. 



. sensibility of, 79, 170. 



, manner of producing their 



note, 105. 



, localities of, 157. 



, deposition of the eggs of, 



173. 



, cruelty to them reproved, 



182. 



, number of lenses in the 



eyes of, 235. 



, irregular appearance of, 



245. 



, found in unexpected situa- 

 tions, 251. 



, injuries occasioned by, in 



different parts of Ireland, 257. 



Lampyris noctiluca, 85. 

 Lepidoptera, 147. 



