207 



INDEX OF GENERA OF MOLLUSCA. 



[The numbers refer to the numbers before the genera.] 



Abida, 473. 

 Abra, 581, 582. 

 Acanthiza, 57. 

 Acanthochetes, 425. 

 Acanthochites, 425. 

 Acanthochitou, 425. 

 Acanthopleura, 413, 414. 

 Acardo, 323, 559. 

 Acavus, 453. 

 Acera, 298. 

 Achatina, 469, 471, 472, 



478,479,481,484,485, 



486, 488. 

 Achatinella, 487. 

 Achatinus, 478. 

 Achena, 482. 

 Acicula, 482, 502. 

 Aciona, 248. 

 Acionaea, 248. 

 Acione, 248. 

 Aclesie, 318, 319. 

 Acmaea, 275, 513. 

 Acme, 209, 275, 502. 

 Acmea, 276, 502, 514. 

 Acroloxus, 510. 

 Actaeon, 388. 

 Acteocina, 294. 

 Acteon, 286, 287, 292, 



294, 388, 498. 

 Acteonella, 297. 

 Acteonia, 393. 

 Actindoris, 342. 

 Actinocyclus, 346. 

 Acus, 65. 

 Adacna, 559. 

 Adeorbis, 140. 

 Admete, 30. 

 Adspergillum, 599. 

 Aegires, 353. 

 jEnocephalus, 726. 

 ^Eolidia, 373. 

 jEolis, 373, 377. 

 yEtheria, 659. 

 Agaria, 662. 

 Agaronia, 77. 

 Agina, 637. 

 Aglia, 688. 

 Agopis, 462. 

 Akera, 303. 

 Alaea, 471, 473. 



Alasmedonta, 686. 

 Alasmesodonta, 686. 

 Alasmodonta, 686. 

 Alatae, 1. 

 Alatus, 1. 

 Alcadia, 533. 

 Alderia, 380. 

 Alectrion, 68. 

 Alectrionidae, 749. 

 Alexia, 498. 

 Alicula, 301. 

 Aloides, 637. 

 Alvania, 209, 219. 

 Amalthea, 263, 265. 

 Amarula, 215. 

 Amathiua, 267. 

 Amicula, 424. 

 Amnicola, 198, 199. 

 Amoura, 287. 

 Ampelita, 457. 

 Amphibina, 449. 

 Amphibola, 511. 

 Amjjhibulima, 446, 447, 



448. 

 Amphibulina, 447, 449. 

 Amphibulinus, 447. 

 Amphiceras, 108. 

 Amphidesma, 572, 580, 



581, 582. 

 Amphidonta, 749. 

 Amphipeplea, 505. 

 Amphisphyra, 305. 

 Amphitrite, 364. 

 Amphorina, 395. 

 Amplexus, 456. 

 Amplustra, 309. 

 Amplustrum, 309. 

 Ampulla, 486. 

 Ampullacera, 512. 

 Ampullaria, 166, 188. 

 Ampullarina, 511. 

 Ampullarius, 166. 

 Ampullaroides, 172. 

 Ampullina, 531. 

 Amusium, 739. 

 Amydala, 299. 

 Amydalum, 717. 

 Anadara, 707. 

 Anadontites, 693. 

 Anapa, 573. 



Anastoma, 459, 530. 

 Anastomus, 459. 

 Anatina, 565, 626, 627, 



628, 633. 

 Anatinella, 570. 

 Anatola, 249. 

 Anatomus, 151. 

 Anaulax, 78. 

 Ancilla, 77, 78, 263, 268, 



271. 

 Ancillaria, 74, 78. 

 Ancillus, 78. 

 Ancula, 357. 

 Anculosa, 224. 

 Anculotus, 224. 

 Ancylus, 275, 510. 

 Anguinaria, 261. 

 Angulus, 577. 

 Angystoma, 459. 

 Anisus, 506, 508. 

 Anna, 17. 



Annularia, 515, 519. 

 Anodon, 685. 

 Anodonta, 685, 691. 

 Anolax, 78. 

 Anomala, 476. 

 Anomalocardia, 544. 

 Anomia, 754, 755, 765. 

 Anonica, 732. 

 Anops, 331. 

 Anostoma, 460. 

 Ansulus, 510. 

 Antigone, 546. 

 Aphrodite, 559. 

 Apiculum, 123, 132. 

 Aplexa, 507. 



Aplysia,315, 316, 31 7,388. 

 Aplysiopterus, 388. 

 Apollon, 5. 

 Apoma, 477. 

 Aporrhais, 2, 33. 

 Aporrhis, 33. 

 Appendicularia, 397. 

 Appius, 689. 

 Aquaria, 599. 

 Aquillus, 6. 

 Aranea, 10. 

 Area, 700. 

 Architectoma, 200. 

 Archonta, 766. 



