84 CALIFOKNIA ACADEMY OF SCIENCES. 



MOLLUSCA (Continued). 



Subgenus Lunatia 315 



355. (L.) lewisii Gould 315 



Geuus Sigaretus Lamarck 316 



356. debilis Gould 316 



Family LXXIX. Lamellanidie 317 



Geuus Lamellaria Montagu 317 



357. steainsii Dall 317 



SUPERFAMILY DOCOGLOSSA 317 



Family LXXX. Acmceidce 317 



Geuus Acmsea EscH. 317 



358. depicta Hinds 317 



359. insessa Hinds 318 



360. instabilis Gould 318 



361. mitiaEscH 318 



362. paleacea Gould 319 



363. pelta Esch 319 



364. spectrum (Nuttall) Keeve 320 



Family LXXXI, Lioliidce 320 



Geuus Delphiuoidea Brown 320 



[S. D.] corouadoeusis, sp. nov 320 



Family LXXXI I . Phasianellidm 321 



Genus Pliasianella Lamarck 321 



365. compta Gould 321 



Family LXXXI 11. Turhinidm 321 



Geuus Paohypoma Gray 321 



366. iuaiquale Martyn 321 



Genus Pomaulax Gray 322 



.367. uudosus Wood 322 



Genus Leptotbyra Carpenter 322 



368. bacula Carpenter 323 



369. carpeuteri Pilsbry 323 



370. paucicostata Dall 323 



Family LXXXI V. Trochidce 324 



Genus Chlorostoma Swainson 324 



371 . aureotiuctum Forbes 324 



372. biunneuni Philippi 324 



373. fuuebrale A. Adams 325 



374. fuuebrale A. Adams, Tar. subapertum Carpenter 325 



375. gallina Forbes 326 



376. montereyi Kiener 326 



Subgenus Omphalius Philippi 327 



377. (0.) viridulum var. ligulatum Menkb 327 



Genua Thalotia Gray 327 



378. caffea Gabb 327 



Geuus Phorcus Risso 328 



379. pulligo Martvn 328 



Geuus Calliostoma Swainson 329 



380. auuulatum Martyn 329 



381. oaualiculatum Martyn 329 



382. costatum Martyn 330 



383. gemmulatum Carpenter 330 



384. tricolor Gabb 331 



Genus Norrisia Bayle 331 



385. norrisii Sowerby 331 



Genus Margarita Leach 3.32 



386. optabilis Carpenter, var. kuechti, var. nov 332 



387. optabilis Carpenter, var. nodosa, var. uov 332 



388. parcipicta Carpenter, var. pedroaua, var. nov 333 



389. pupilla Gould 333 



Genua Solariella S. Wood 334 



