596 



INDEX. 



Bdellodrilns, 509. 



Bdelloida, 308. 



Bdelloidea, 300. 



Bdellura. 221. 



Beania, 565 



Bebryce, 183. 



Bela, 397. 



Belemnites, 417, 445. 



Beloidea, 23. 



Belonaspis, 23. 



Belonozoum, 23. 



Bellonella, 179. 



Benhamia, -197, 511. 



Berenice, 134. 



Beroe, 208. 



Bicellaria, 565. 



Bicosoeca, 30. 



Bienima, 96. 



Bifaxaria, 565. 



Biilustra, 565. 



Bikoecina, 30. 



Bilharaa, 240. 



Bilimba, 511. 



Biloculina, 13. 



Biloculiue, 9. 



Bhiievia, 130. 



Bipcctinate, 394. 



Bipennate (bipectinate) 

 rtenidiiini, 373, 374. 



Bispira, 490 



Bistylia, 194. 



Bithynella, 398. 



Bithynia, 380, 381 , 398. 



Bladder-worm, 252. 



Blastopore of Gastro- 

 poda, 380. 



Blastopore is the mouth 

 of the Gastrula. 



Bkstostyle, 126. 



Blepharisma, 48. 



Bit ><>d -gland of Gastro- 

 p'ld.-i, M73. 



Boat-shell, 3<i7. 

 Bodo, 28, 2!. 

 Bodonina, 31. 

 Bodoninae, 29. 

 Bohemilla, 509. 

 Bojainis, organ of, 321 . 



341. 



Bolina, 207. 

 Bolinopsis, 207. 

 Bolivina, 13. 

 Bolocera, 187. 

 Bonellia, 530, 533. 

 Bonnet limpet. 39S. 

 Boring .Mussels, 348. 

 Borlasia, 272. 

 Borlasia splnidida, 268. 

 M.iteilina, 13. 

 Bothiidiuiu, 256. 

 Bothrimonus, 258. 



Bothriocephalus, 245, 



2f>0, 256. 



Bothrioneuron, 508. 

 Bothrioplana, 220. 

 Bothriopsis, 59. 

 Bothromesostoii) uni . 219. 

 Botryoidal tissue, 519. 

 Botryoidea, 23. 

 Bougainvillea. 109, 130. 

 Bowerbankia, 567. 

 Brachiolophus, 168. 

 Brachionus, 301, 310. 

 Brachiopoda, 573. 

 Brachydrilus, 500, 503, 



506;' 511. 



Brachytrochus, 194. 

 Bract, 13!'. 

 Brada, 489. 

 Bradynema. 281, 290. 

 Branchellion, 526, 513, 



521. 



Branchial heart, 436. 

 Branchiobdella. 509. 

 Brauchiomnia. 464, 490. 

 Branchiura, 495, 498, 



508. 



Brefeldia, 17. 

 Brettia, 564. 

 Briareum, 182. 

 Broderipia, 395. 

 Bryodrilus, 509. 

 Bryoxoa, 549. 



Bllbble-shell. 406. 



Buccal ganglia, 319 ; 



mass, 369. 



Bufciuuni, 358. 386,396. 

 Buchholzia, 509. 

 Bugnla, 565. 

 Bulimina, 13. 

 Bulimus, 380, 416. 

 Bulk, 405, 406. 

 Bullia, 3d. 396. 

 Bull. .idea, 405. 

 Bunodeopsis, 187. 

 Bunodes, 187. 

 15ursaria. 48. 

 Buskia, 567. 

 Buskielk, 489. 

 Butstrldia. 46. 

 Bylgia, 478 

 Byrsophlehs, 220. 

 Byssus, 330. 



Calierea, 565. 

 Cacochalyna, 96. 

 Caecilianella, 416. 

 Gaenomorpha, 49. 



Calamary, 445. 

 Calamphora, 132. 

 t'alcabriua, 95. 

 Calear, 300. 



Calcarea, 89. 

 Calcareous glands, 497. 

 Calcarina, 14 

 Caleschara, 565. 

 Calices, 195. 

 Calicotyle, 234. 

 Caligorgia, 182. 

 Callianira, 207. 

 Callidina, 304. 308. 

 Callidrilus, 511. 

 Calliobdella, 513, 526. 

 Calliobothrium, 244 259. 

 Callipelta, 94. 

 Callijiodinin, 178. 

 Callisis, 182. 

 Callistephanus. 183. 

 Calliteuthis, 445. 

 Callitiara, 131. 

 Callizona, 479. 

 Callochiton, 392. 

 Callozostron, 182. 

 Calpe, 149. 

 Calthropella, 94. 

 Calthrops, 84. 

 Calycella, 132. 

 Calycle, 128. 



,, (thecal, 19:',. 

 Calyconectae, 144. 

 Calycophoridae, 144. 

 Calynmia, 21, 208. 

 Calyinniophora, 565. 

 Calypterinus, 182. 

 Calyptoblastea, 126.132, 



132. 



Calyptotrielia, 47. 

 Calyptraea, 398. 

 Calyptrophora, 182. 

 Calyx, 96. 

 Camimis. 94. 

 Campanaria, 134. 

 Campaniclava, 129. 

 Campanopsis, 132. 

 Campanukria, 132, 134. 

 Campanulina, 132, 134. 

 Canal system of Acras- 



]ieda. 112; of Craspe- 



dota, 112.' 

 Canalis gynaecophorus, 



240. 



Cancelkria, 397. 

 Can. la, 565. 

 Candeina, 14. 

 Canephoi'idae, 486. 

 Canidia. 386, 396. 

 Cannophysa, 155. 

 Cannopilus, 35. 

 Cannorhiza, 168. 

 ( '.iiniDstiiuiae, 167. 

 Cannota, 134. 

 Caobangia, 462, 491. 

 Capillitium, 16. 



