360 
Awlonotreta, Kutorga. III 
Aulopoma, Troschel. II 
Aulus, Oken. Il 
Aulosteges, Helmers. III 
Auricella, Jurine. . II 
66 6b : IIL 
Auricula, Klein. TM 
Auricula, Lamarek. III 
Auricula, Swains. IIl 
Auriculastra, Martens. III 
Auriculella, Pfeiffer. III 
Auriculidee. III 
Auriculina, Gray. II 
Auriculus, Montfort. III 
Auriscalpium, Meger. III 
Ausoba, H.& A. Ad. II 
Austenia, Nevill. Iil 
Austriella, T-W. . III 
Austrofusus, Kobelt. II 
Autenoe, Guppy. Ill 
Avellana, d’Orb. II 
Avicula, Lam. II 
Aviculide. Ill 
Aviculine. ~ hie dERE 
Aviculopecten, M’C. III 
Aviculopinna, Meek. III 
Axina, Albers. Il 
Axinea, Poli. III 
Axinopsis, Sars. Til 
Axinopsis, Tate. III 
Axinus, Sowb. iP 
Aylacostoma, Spix. II 
Azara, d’Orb. Til 
Azarella, Gray. . Ill 
Azeca, Leach. Ill 
Azecastrum, Bourg. III 
Azor, Gray. Ill 
Babylonella, Conr.. IT 
Babylonia, Schlut.. II 
Bacalia, Gray. rT 
Bactrites, Sandberger. 
Bactrynium, Emm. III 
Bacula,H.& A.Ad.. II 
be ce Il 
INDEX. 
PAGE 5 
338  Baculina, d’Orbigny. 
287 | Baculites, Lamarck. 
133 | Badiolites, Mojs. 
333 | Baikalia, Martens. . 
279 | Bakewellia, King. . 
94 | Balanetta, Jouss. . 
101 | Balantium, Leach. . 
93 | Balatonites, Mojs. 
52 | Balea, Prideaux. 
93 | Balcis, Leach. : 
64 | Baleastra, Pfeiffer. . 
92 | Banatica, Bottger. . 
237 | Bankia, Gray. 
93 | Bankivia, Beck. 
149 | Baphia, Meuschen. . 
165 | Barbala, Humphrey. 
22 | Barbatia, Gray. . 
211 | Bariosta, Rafinesque. 
138 | Barleeia, Clark. . 
96 | Barnea, Leach. . . 
358 | Bartlettia, H. Adams. 
270 | Baroda,Stoliczka, . 
270 | Barrettia, Woodward. 
270 | Basilissa, Watson. . 
291 | Basistoma, Lea. 
283 | Basommatophora. . 
46 66 - 66 4 
258 | Basterotia, Mayer. . 
216 | Bathmoceras, Barr. 
246 | Bathymophila, Dall. 
211 | Bathyomphalus, Ag. 
252 | Batissa,Gray. . 
139  Batolites, Montf. 
232 | Baudonia, Mabille. . 
62 - < : 
62 | Bayanoteuthis, M.-C. 
134 | Bayleia, Mun.-Chal. 
| Beatricea. . 
| Beanella, Dall. 
181 | Beania, Carp. 
151 | Beddomea, Nevill. . 
240 | Beguina, Bolten. 
3 | Bela, Gray 
314 | Belangeria, Fischer. 
229 | Belemnitella, d’Orb. 
262 | Belemnites, Lam. . 
