686 



INDEX. 



Lithedaphus, 544. 

 Liver, in 



Annulata, 231. 233. 



Arachnida, 453. 



Erachiopoda, 278. 



Bryozoa, 150. 



Cephalopoda, 587. 623. 



Cin-ipedia, 282. 



Crustacea, 317. 



Echinoderma, 196. 



Entozoa, 104. 



Gastropoda, 558. 



Insecta, 376. 



Lamellibranchiata, 504. 506. 



Pteropoda, 537. 



Rotifera, 48. 



Tunicata, 474. 476.482, 483. 

 Lobophylla, 138. 

 Lobster, 300, 318. 329. 

 Locomotion of Acalephae, 171. 

 Infusoria, 22. 47. 

 Polypi, 121. 131. 137. 152, 

 Locust, 348. 373. 418. 

 Loligo, 604. 622. 

 Loricate Infusoria, 19, 20. 45. 49, 

 Loxodes, 25. 33. 

 Lug-worm. See Arenicola. 



Mactra, 514. 

 Macrobiotus, 446, 

 Maia, 329. 



Malacostraca, 298. 330. 343. 

 Male of Rotifera, 51. 

 of Epizoa, 273. 

 of Cirripedia, 286. 

 of Argonauta, 628. 630. 

 Mandibulata, 346. 

 Mantis, 368, 364. 

 Marsupial sacs of 



Acalephae, 181, 



Annulata, 259. 



Cirripedia, 285. 



Crustacea, 324. 326. 329. 



Epizoa, 273. 



Lamellibranchiata, 533. 

 Medusa?, 162. 165. 

 Melanine, 624. 

 Metabola, 346. 



Metagenesis, 90. 131. 183. 2! 5. 253. 

 262. 275. 288. 290. 324. 409. 4i>0. 484. 

 Metamorphosis of 



Aealephffi, 182. 



Annulata, 262. 



Ascidians, 478. 



Cirripedia, 288, 



Comatula, 222. 



Crustaceans, 116. 333 339. 



Echinodermata, 215. 220 



Entozoa, 74. 88. 90, 



Epizoa, 274. 



Gastropoda, 566. 



Human embryo, 4 39. 



Insecta, 422. 



Lamellibranchiata, 525. 



Polygastria, 34. 



Polypi, 130. 137, 152. 

 Microscopical anatomy, 40. 

 Migration of bivalves, 527 

 Millepora, 139. 

 Minerals defined, 1. 

 Miocene, 576. 

 Mites, 446. 460. 

 MoUusea, 13. 16. 470. 

 Molluskigerous sac in Synapta, 219. 



221. 

 Monad, 19. 

 Monoecia, 573. 

 Monomyaria, 504. 531. 

 Moulting of 



Arachnida, 466. 



Cirripedia, 288, 



Crustacea, 302, 



Epizoa, 275. 



Insecta, 422. 433. 

 Mussel, 504. 510. 525. 530. 

 Myelencephala, 12. 

 Mygale, 450. 456. 



Myriapoda, 345. 347. 356. 388. 440. 

 Mytilus, 508, 510, 



Nacre, 517, 



Nais, 231.252,253. 



Nassula, 28. 



Natural affinities, ilhistrated, 39. 



Nautilus Pompilius, 578 — 595. 



Navicula, 20. 



Needham's moving filaments, 629. 



Nematoidea, 58. 93. 118. 



Nematoneura, 15. 



Ncpa, 385. 



Nereis, 262. 



Nervous system, 



Acalephae, 168. 174, 



Annulata. 248. 



Arachnida, 449. 



Erachiopoda, 491. 



Cephalopoda, 583. 615. 



Cirripedia, 280. 



Cru^stacea, 13. 304. 310. 



Echinoderma, 14. 194. 207. 211. 



Entozoa, 81. 86. 100, 



Epizoa, 272. 



Gastropoda, 546 — 551. 



Insecta, 358 — 367. 



Lamellibranchiata, 510. 



Myriapoda, 355. 



Nautilus, 583. 



Polygastria, 22. 



Polypi, 148. 



Pteropoda, 537. 



Rotifera, 4 6. 



Tunicata, 475, 476. 4^2, 483, 



Vcrtebrata, 12, 



Metamorphoses of, in insects, 360. 



