INDEX. 



(ill.-) 



Dactylocalyx, 221. 



Dactylozooids, 246. 



Daphnia. 422. 



Darwin. 145. 



DasycMra. 5X3. 



Dasypoclti. 597. 



Death-head moth, 584. 



Death-watch, 589. 



Decapoda. 475. 



Deep sea Fauna, 168. 



De Geer, 133. 



Degradation, 158. 



Delamination, 114. 



Demodex, 492. 



Dendrochirotve. 299. 



Dendrocoela. 311. 314. 



Dendroccelum. 315. 



Dendroid etridse, 583. 



Dendrophyllia, 233. 



Dentine. 41. 



Dermal branchiae, 277. 



Dermauyssus. 495. 



Derrnatobia, 576. 



Dermatodectes, 492. 



Dermatophili, 492 



Dermatoptera, 556 



Dermestes, 590 



Derostomea, 312. 



Derostomum. 313. 



Descent, evidence in fa- 

 vour of theory of. 151. 



Desmoscolecidffi. 357. 



Desor. Type of. 341 



Deutoplasm. 111. 



Development. 107. 



Diaptonms. 435. 



Diastylis, 470. 



DifHugia, 186. 



Digenous reproduction, 

 97. 



Digging-wasps, 596. 



Digonopora, 316. 



Di'loba, 583. 



Dimorphism, facts of, in 

 favour of theory of 

 descent 152, sexual 

 Idl. 153. 



Diiioceras, 173. 



Dinosauridse. 1 7.",. 



Dioecious. UNI. 



Diopatra. 374, 379. 



Diphyes. 246, 250. 



Diplophysa. 250. 



Diplozoou. 324. 



Dipneumones, 504. 



Diporpa, 325. 



Diptera, 572. 



Direct development, 120. 



Directive body, 109. 



Discoidal segmentation, 

 112. 



Discoidea?, 250. 



Discomedusi. 260, 261. 



Discophora (Ccelente- 

 rate). 259, 394. 



Discopliora, see Hiru- 

 dinea. 



Dissepimenta of Actiii- 

 ozoa. 228. 



Dissepiments of Anne- 

 lida. 364. 



Distomea, 318. 321. 



Distonmm. 317. 322. 



Distomum cygnoides, 

 321. 



Distomum ha;matobium. 

 321. 



Dochmius. 350, 352. 



Dolichopus, 576. 



Dolomedes, 502, 504. 



Doritis. 585. 



Dorsibranchiata, 370, 379 



Dorylaimus. H57. 



Dracunculus. 356. 



Dragon-fly. 562. 



Dromia, 478. 



Drone, 598. 



Ductus Botalli, 66, 



Dung-flies. 576. 



Duodenum, 57. 



Dynameua, 242. 



Dysdera, 499. 



Dytiscus. 590. 



Earwigs. 556. 



Ecdysis of Arthropoda, 



407. 



Echinaster, 273, 293. 

 Echineibothrium. 338, 



326. 



Echiniscus. 497. 

 Echinococcifer. 335. 

 Echinococcus, 336, 331, 



333. 



Echiiiocucumis, 297. 

 Echinocyamus, 297. 

 Echinoderidfe, 404. 

 Echinodermata. 266. 

 Echinoidea, 294. 

 Echinometra, 295, 296. 

 Echinorhynchus, 362. 

 Echinus, 296. 

 Echiuroidea. 3S9. 

 Echiurus. 387. 392. 

 Eciton. 596. 

 Ectoderm, 213, 49. 116. 

 Ertok-eithal, 112. 

 Ectolithia, 1M. 

 Ectoplasm, 54. 

 Eisvogel, 5<i. 

 Elastic fibres. 39. 

 Elater, 5-v.i. 



Eleuthcn.M.-i-tcif, 240. 



Ellipsocephalns. 4S4. 



Elytron, 369. 528. 



E mbolii- inv.agination, 

 114. 



Eml.iryology in relation 

 to descent theory. 157. 



Embryonicdevelopment, 

 11"9. 



Empidse, 57'!. 



Enchelidium, 357. 



Euchytra-us, 384. 



Encrinus. 289. 



Endoderm, 116. 49. 213. 



Endogenous cell forma- 

 tion. 30. 31. 



Endomychidai, 5ss. 



Endoplasrn, 54. 



End-organs, 47. 



Endoskeleton, 79. 



Endothelium, 34. 



Enopla, 339. 342. 



Euoplus. 357. 



Euterocosle. 116. 



Enteroplea, 404. 



Enteropneiista, 299. 



Eutoconcha, 299. 



Entolithia, 1*9. 



Entoniophaga. 594. 



Eutomostraca, 416. 



Entoniscus. 459, 460. 



Entozoa. 3t8. 



Epeira. 505. 



Eiihumera. 531. 562. 



Ephemerida3. 561. 



Ephialtes. 595. 



Ejihipjiigera. 55*. 



Ephryopsis, 261. 



Ephy'ra. 125. 253,251. 



Epliyra-^\lcdus5e, 259. 



E pi blast, 114. 



Epibole, 115. 



Epiroerum, 525. 



Epipharynx, 524. 



Episternum. 525. 



Ejiistom of Decapoda. 

 476. 



Eiii^yli-. 205. ' 



Epithelium. 34. 



Eijuitida?. 5S5. 



Equus,phylogeny of, 1 72. 



Erebia. 5S5. 



Erichthus, 472. 



Eristalis. 576. 



Errantia. :!7>. 



Ki'ythr:i-us, 495. 



Eschscholtzia, 266. 



Estheria, 419. 



Eucephala. 577. 



Eucharis, 2i',6. 



Euchlanfs. 404 



