ox MOLI.USCA OF THE WEST COAST OF NORTH AMKRICA. 



G6i 



42". Trichotropis cancellata 



42S. inermis 



42'.>. Velutina laevigata . . , 

 4J0. prolongata 



4.51. Natica clausa 



4.52. Liuiatia Lewisii 



4-"i".. pallida 



4-'{4. Neventa Recluziana . 

 4'\5. Priene Oreponensis . . . , 

 4-i<>. Kanella Californica . ,. . 



4.S7. Mltra maura , 



4S'<. Margrinella Jewettii . , 



439. subtrigona , 



440. rejfularis , 



441. Volutella pyriformis . , 



442. Volvarina varia , 



443. Olivella biplicata 



444. bsetica 



427. 

 428. 



429. 

 430. 



4:31. 

 432. 



433. 



434 



435. 

 436. 



4S7. 



433. 



439. 



440. 



441. 

 442. 



443. 

 444. 



Tn'chnfropis cancellata, Hds. Sulph. Sculpture stronor, open. Epidermis bristly. 

 Trichotropis inermis, Hds. Sulph. Sculpture faint : not bristly. 



Family Velutiind<e. 



Vehttina leevignta, Linn. Fbs. & Ilanl. Exactly accords with British speci- 

 mens. ? = Kamtschatkana, Desh. 

 Vdutina prolongata, n. s. Spire very small. Labrum produced in front. 



Family Xaticidee. 



Xatica clmisa, Brod. & Sbv. Umbilicus closed. Operc. shelly. CircumbireaL 



Lunatia Leuisii, Gld. E. E. = hercuhea, Midd. Whirls flattened behind. Abun- 

 dant on beach, Cp, 



Lunatia pallida, Br. & Sby. = caurina-\-soluta, Gld. Globular, compact, whitish. 

 Boreal. 



Neverita Recluziana, Petit, Rve. Large, solid, raised, with brown grooved 

 lump on pillar. Also Guaj'mas. 



Family Tritonid<e, 

 Priene Oregonenns, Eedf. Like cancellata, but coarser sculpture. 6fm. LyaU. 

 Ranella Californica, Hds. Sulph. Scarcely differs from tine specimens of R. 

 ventricosa, in Mus. Cum. • 



Family Fasciolarida. 

 Mltra maura, Swains. Nutt. = or/e«^a/j.?, Gr&y =' Chilensis, Gray,' Kien. Very 

 dark and plain. Peru. Sand between rocks, 1. w. Cum. Peru. 



Family Marginellidce. 



Marginella Jeicettii, Cpr. P. Z. S. 1856, p. 207. Like the Mogador species, 



somewhat shorter and broader. 10-20 fm. C)>. 

 Marginella subtrigona, n. 8. Shape of Urato columheUa. 

 Marginella reqidaris, n. s. Between Jewettii and minor, C. B. Ad. Maz. Cat. 



no. 587. Beach-20 fm. Cp. 

 Volutella jnfriformis, n. s. Genus of Swainson Cnot D'Orb.) = Closia, Gray. 



Like V. margarittda, Maz. Cat. no. 689, but produced in front. 

 Vokarina varia, Sby. C. S. Lucas, W. Indies. 



Family Olividce. '"> 



OliveUa biplicata, Sby. T«nk.=glandinaria, Nutt. Nut-shaped. 

 Olivella beetica, n. s. Narrow, dull, thin : has been erroneously called anazoray 

 terginOf petiolita, and fasciata. 



147 



