Index. 



435 



Dimya, 261. 

 Dinemura, 348. 

 Dinobryon, 56. 

 Dinocharis, 196, 197. 

 Dinophilus, 161, 155. 

 Dioecious, 34. 

 Diopatria, 220. 

 Diopsis, 389. 

 Diotis, 161. 

 Diphyes, 98. 

 Diphyidse, 98. 

 Diphyllidoe, 170. 

 Diphyozooids, 98. 

 Dipleurobranchiata, 294, 306. 

 Diploblastica, 74. 

 Diploconidas, 63. 

 Diplogaster, 174. 

 Diplohelicoid, 284. 

 Diplophiys, 57. 

 Diplophysa, 98. 

 Diplosphajra, 62. 

 Diplospiral, 284. 

 Diplotrocha, 197. 

 Diplozoon, 174. 

 Dipneumona, 153. 

 Dipneumones, 374. 

 Diponis, 171. 

 Diptera, 389. 

 Dirhagea, 163. 

 Discidje, 62. 

 Discina, 248-9. 

 Discinidse, 254. 

 Discophora, 102. 

 Discospirinidse, 63. 

 Disdiaclasts, 20. 

 Diselmis, 35. 

 Disoma, 222. 

 Disorus, 161. 

 Dispharagus, 186. 

 Distoma, 176. 

 Distomidce, 176. 

 Distomus, 241. 

 Distribution of animals, 42. 

 Ditela, 76. 

 Diti-upa, 223. 

 Diuma, 412. 

 Divaricatores, 250. 

 Dochmius, 186. 

 Docoglossata, 307. 

 Dolabella, 305. 

 Doliidse, 308. 

 Doliolida;, 240. 

 Doliolum, 231, 232, 237. 

 Dolium, 289, 308. 



Dolomedes, 375. 

 Donacidae, 270. 

 Donax, 265. 

 Donders, 24. 

 Donitz, 238. 

 Dorataspis, 60, 63. 

 D'Orbigny, 61. 

 Doridea, 301;. 

 Dorippe, 358. 

 Doris, 281, 291. 

 Dorthesia, 400. 

 Dotylaimus, 184. 

 Dosinia, 270. 

 Doto, 354. 

 Dotonidae, 291. 

 Doxococcus, 55. 

 Doyerean papilla, 23, 388. 

 Dragon flies, 393. 

 Drassus, 368, 374. 

 Dreissena, 260, 261. 

 Dromia, 357. 

 Dromiidse, 257. 

 Driicklinien, 19. 

 Dryodea, 108. 

 Dujardin, 50, 371. 

 Dujardinia, 221. 

 Dumortier, 227. 

 Dysasteridas, 147. 

 Dysdera, 374. 

 Dysidea, 76. 

 Dyspeptone, 7. 

 Dysteleology, 41. 

 Dysteria, 72. 

 Dysteridse, 72. 

 Dyticus, 391, 416. 



Ear in Crustacea, 329. 



,, in Insecta, 388. 



,, in Mollusca, 299. 



,, in Cephalopoda, 322. 

 Earthy matter of bone, 17. 

 Eberth, 2, 13. 

 Eberhard, 69. 

 Ecardines, 253, 254. 

 Eccyliomphalus, 306. 

 Ecderon, no. 

 Echeneiobothrium, 170. 

 Echinarachnius, 142. 

 Echinaster, 137, 134. 

 Echinidse, 147. 

 Echiniscus, 371. 

 Echinobothrium, 170. 

 Echinocardium, 147. 



2 F 2 



