I Angana. 



Bythinia.] 



Angaria Holt. 547. 



Angarina Bayle. 542. 



Anna Riss. 57. 



Anompliala Jon. 225. 



Ansates Sow. 607. 



Antalis Aldrov. 504. 



Antalium Auct. 594. 



Aphera H. A. Ad. «528. 



Apicalia II. A. Ad. 281. 



Aplustra Sw. C20. 



Aplustridae 020. 



Aplustrum Schmch. 620. 



Aplysia Gm. 635. 



Aplysiidae 634. 



A pol Ion Mft. 103. 

 Aporrliais D. Cost. 314. 



Aradasia Gray. 555. 

 Arauca Perry. IG. 

 Architectonica Bolt. 285. 

 Architeuthis Steenstrp. 4. 

 Archonta Mft. 9. 

 Arcularia Link. 120. 

 Arene H. A. Ad. 542. 

 Argobuccinum Klein. 97. 

 Argonauta L. 1. 

 Argonautidae 1. 

 Aricia Gray. 315. 

 Artopoja Gistl. 315. 

 Asolene Orb. 476. 

 Aspa H. A. Ad. 103. 

 Assiminia Leach. 471. 

 Assimininae 471. 

 Assula Schmch. 630. 

 Astralium Link. 539. 

 Astyris H. A. Ad. 201. 

 Atilia H.A. Ad. 201. 

 Atlanta Less. 15. 

 Atlantidae 15. 

 Atractus Ang. 40. 

 Atys Mft. 631. 

 Anlacochiton Gray. 608. 

 Aulica Gray. 166. 

 Anricularia Del. B. 257. 

 Aoriculina Grat. 257. 

 Auriculina Gray. 269. 

 Auriformis Gevers. 237. 

 Aurinia II. A. Ad. 167. 

 Amis Klein. 579. 

 Auris-veneris Humph. 237. 

 Ansoba H. A. Ad. 166. 

 Australinae 539. 

 Australium Phl. 540. 

 Austrofusus Kob. 42. 



Babylonia Schlüt. 133. 

 Bacalia Gray. 405. 

 Bacula II. A. Ad. 279. 

 Baicalia Mrts. 449. 

 Baizea Brgt. 437. 

 Balantium Leach. 11. 



Balcis Leach. 273. 

 Banhivia Bk. 563. 

 Baricia Clark. 455. 

 Basilissa Wats. 576. 

 Basistoma Lea. 396. 

 Batillus Schmch. 534. 

 Bela Gray. 74. 

 Belgrandia Brgt. 448. 

 Bembicium Phl. 412. 

 Benedictia Dyb. 433. 

 Benedictiinae 433. 

 Benthoteuthis Verrill. 3. 

 Bertella Blvll. 637. 

 Bezoardica Schmch. 217. 

 Biconia Sw. 503. 

 Bifrontia Dsh. 288. 

 Binovoluta Schlüt. 326. 

 Biplex Perry. 103. 

 Birostra Sw. 326. 

 Birostris Fabr. 325. 

 Bithinia Gray. 429. 

 Bittium Leach. 344. 

 Bivonia Gray. 496. 

 Bolma Riss. 541. 

 Bombyxinus Belang 419. 

 Bonelliä Dsh. 277. 

 Brachytoma Sw. 57. 

 Bridouxia Brgt. 438. 

 Brochina Gray. 488. 

 Brochns Brown. 486. 

 Broderipia Gray. 579. 

 Brontes Mft. 16. 

 Brotia IL Ad. 355. 

 Brownia Orb. 15. 

 Buccinanops Orb. 116. 

 Buccinella Perry. 328. 

 Buccinidae 106. 

 Buccinopsis Jeffr. 43. 

 Buccinulus Piano. 620. 

 Buccinum L. 106. 

 Bufo Mft. 103. 

 Bufonaria Schmch. 103. 

 Bugesia Paladl. 448. 

 Bulbus Brown. 225. 

 Bulbus Humph. 150. 

 Bulla Klein. 626. 

 Bulla Roissy. 630. 

 Bullaea Lm. 632. 

 Bullaea Roissy 630. 

 Bullaeidae 632. 

 Bullea Blvll. 627. 

 Bullearius Derm. 627. 

 Bullia Gray. 116. 

 Bulliana Gray. 116. 

 Bullidae 626. 

 Bullina Blvll. 624. 

 Bullina Fer. 621. 

 Bullinula Bk. 621. 

 Bull us Mft. 626. 

 Bursa Bolt. 103. 

 Burycon Bolt. 37. 

 Bythinella Moq. T. 445. 

 Bythinia Leach. 429. 



