Belemnitide. : . II 
3 ae inias | 
Belemnopsis, Bayle. II 
Belemnosepia, Agass. IT 
Belemnosepia, Desh. II 
Belemnosis, Edwards. II 
Belemnoteuthis, Pree. II 
Belgrandia, Bourg. II 
Bellardia, B. D. & D. III 
Bellaspira,Conr: 2 al 
Bellerophina, d’Orb. II 
Bellerophon, Montf. II 
Bellerophontide. . II 
Belomitra, Fischer. II 
Belopeltis, Voltz. . II 
Beloptera, Deshayes. II 
Belopterina, M.-C. II 
Belosepia, Voltz. . II 
Belosepiide.. .°. II 
Beloteuthis, Munster. II 
Bembix, Watson. . II 
Beneckia, Mojs. 
Benedictia, Dyb. : II 
Bensonia, Cantraine. II 
Bensonia, Pfr. Ill 
Bequania, Leach. Ill 
Berendtia;C. & F. III 
Berthelinia, Crosse. II 
Berthella, Blainville. II 
Bezoardica,Schum. II 
Biapholius, Leach. . 
Bicatillus, Swainson. 
Biconia, Swainson. TE 
Bicorium, Meyer. 
Bifida, Davidson. 
Bifrontia, Deshayes. II 
Bigibbosa, Bottger. III 
Bilobites, Linn. . III 
Binneya, Cooper. Ill 
Binodata, Bottger.. III 
Biradiolites, VOrb. III 
Birostra, Swainson. II 
Birostrites, Lam. . III 
Bithynella, Moq.-Tan. IT 
Bithynia, Gray.. . II 
Bitorquata, Bottger. III 
24 
INDEX. 
PAGE 
13) | Bittium’, Beachy ‘sy. TL 
45 | Bivonia, Gray: . . If 
47 | Blainvillia, Hupé. . III 
26 | Blandia, Chitty. . II 
48 | Blandfordia, Ad. . — II 
48 | Blandiella,Guppy.. I 
48 | Blauneria, Shuttl. . III 
267 | Bolania,Gray. . . II 
350 | Bolboceras, Fischer. II 
185 | Boliteana, Steenst. . II 
323 | Bolma, Risso. . . II 
322 | Boltenia, Pfr. . lil 
322 | Bonellia, Deshayes. II 
184 | Bontia, Leach. JHE 
26 | Boreochiton, Sars.. II 
48 | Boreofusus, Sars. . II 
48 | Bornella,Gray.. . II 
44 | Bornia, Philippi. TET 
13 x 4 Eb 
27 | Borsonia, Bellardi. II 
315 | Borus, Albers. III 
348 | Bostrychocentrum,§S. III 
271 | Bostrychoteuthis, Ag. II 
273 | Bothrocorbula, Gabb. IIT 
26 | Bostryx, Troschel.. III 
211 | Bittgeria, Heynem. III 
68 | Botula, Mirch. . Itt 
214 | Bouchardia, David. III 
366 | Bourciera, Pfeiffer, II 
201 | Bourguetia, Desh. . II 
135 | Boysia, Pfeiffer. Fit 
242 | Brachiopodas >. .... AH 
212 | Brachychlanis,Ehrenb. IT 
296 | Brachydontes, Swns. III 
324 | Brachymerus, Shaler. III 
220 | Brachioteuthis, Ver. II 
76 | Brachypodella, Beck. IIT 
328 | Brachysphingus,Gabb. IT 
57 | Brachythyris, M’Coy. III 
75 | Brachytoma, Swains. II 
206 | Brachytrema, M. & L. II 
199 | Brachypodisca, Ag. III 
206 | Brachypus, Guild. . III 
266 | Brachyprion,Shaler. III 
260 | Brachyspira, Pfr. III 
TT | Bradybena, Beck. . III 
