Ampulloidea, d’Orb. II 
Amussium, Klein. . 
Amussium, Muhlf. . 
amycla, H.d A. Ad. TT 
amyenla,Gray. . IT 
Amygdala, Romer. 
Amyedalum, Muhlf. 
Amyxa, Troschel.. II 
Anabathron, Frauenf. II 
Anachis,H.& A.Ad. II 
Anaclodonta, Ill 
Anactodonta, III 
Anadara, Gray. . Ill 
iadems Hoe AA: I 
Anadenus; Heyn. III 
Anadromus, Sandb. III 
Anapa, Gray. . Il 
Anaptychus, Oppel II 
Anastomopsis, Sand. 
Anaitis, Rémer. . III 
Anastrophia, Hall. III 
Anatimya, Conr. III 
Anatina, Lamarck. III 
“ce “ec JOE 
Anatinella, Sowerby. III 
Anatinidee. geek OPT 
Anatomus, Montfort. IIL 
Anaulax, Roissy. . II 
a oe Il 
Anaulus, Pfeiffer. . II 
Anazyga, Davidson. 
witezou, Gray... | ET 
Anchistoma, Kobelt. 
Anchomasa, Leach. 
Anchura,Conr.. . II 
Ancilla, Lamarck. . II 
Ancillaria, Lamarck. II 
Aneillarina “Bem °° “It 
Amcillina;, Beli «a — hi 
Ancillopsis, Conr. . II 
Ancistrocheirus, Gray. II 
Ancistrocrania, Dall. III 
Ancistromesus, Dall. II 
Anclodonta. . Ill 
Ancistroceras, Boll. III 
66 be IG 
INDEX. 
PAGE 
276 | Ancistrosyrinx, Dall. II 
290 | Ancistroteuthis, Gray. IT 
288 | Anctus, Albers... . III 
1'79:| Ancula: Lovén. .'. FT 
346 | Anculosa, Say. . . II 
182 | Aneulotus;Say. — . - Il 
262 | Ancylastrum, M.-Tn. III 
305") Aneylings:. . . » TET 
263 .| Ancyloceras, d’Orb. II 
178 | Ancylotus, Herm. . II 
346 | Aneylus, Geoffroy. III 
346 | Androgynoceras, Hyt. II 
254 | Aneitea, Gray. IIl 
306 | Aneiteum, McDon. III 
85 | Anellum,Carp.. . II 
56 | Anearia, Bolten. .° IH 
162 | Angarina, Bayle. . II 
62 | Angasella, Adams. IIIT 
56 | Angasia, Carp. . > IE 
177 | Angasiella, Crosse. II 
318 | Angitrema, Hald. . II 
150 | Anguispira, Morse. III 
145 | Angulites, Montfort. II 
149 | Angulus, Muhlfeldt. III 
160 | Angulus, Schum. III 
142 | Angystoma, Schum. III 
321 | Anisocardia, M.-C. III 
155 | Anisoceras, Pictet. II 
176 | Anisocycla, Monts. = IT 
281 | Anisodonta, Desh. III 
319 | Anisomyon, Meek. III 
175 | Anisorhynchus, Con. III 
33 | Anisospira,S. & P. III 
125 | Anisothyris, Conr. III 
194 | Anisus, Studer. . Biel 
MiG |) Amma isso: © +, Crd 
176 | Anodonta, Cuvier. III 
177 | Anodontopsis, M’Coy III 
177 | Anoglypta. Martens. III 
176 | Anolacia, Grays’ .. 111 
32 | Anoma, Albers. Ill 
335 | Anomala, Desh. III 
355 | Anomalocardia, Sch. III 
345 | Anomalocardia, Kl. III 
347 | Anomalodonta, Mill. III 
348 | Anomia, Linn. lil 
