NORTHWEST COAST MARINE SHELLBEARING MOLLUSKS. 117 
NITIDOSCALA ZEPHYRIA Dali, 1917. 
Proc. U. S. Nat. Mas., vol. 53, No. 2217, p. 485. 
San Diego, California. 
Family JANTHINIDAE. 
Genus JANTHINA Bolten, 1798. 
JANTHINA GLOBOSA Swainson, 1822. 
Zool. 111., ser. 1, vol. 2, pi. 85. * 
Puget Sound to Gulf of California. Pelagic. 
JANTHINA CERULEATA Reeve, 1858. 
Conch. Icon., Jantliina, fig. 7. 
San Diego, California. Pelagic. 
^ JANTHINA Bja€H?2^ LamaicR; 182 2. 
Ajiim,-S«fi«7-W^t^^ voL- 6,- p. 2 Q B.— Manvy votri)rP- 37, ifirTOr 
-figr^TTr 
Catalina Island, California, to West Mexico. Pelagic. ^ 
Superfamily GYMNOGLOSSA, 
Family MELANELLIDAE. 
Genus MELANELLA Bowdich, 1822. 
Section MELANELLA s. s. 
MELANELLA MONTEREYENSIS Bartsch, 1917. 
Proc. U. S. Nat. Mus., vol. 53, No. 2207, p. 320, pi. 39, fig. 6. 
Trinidad to Monterey Bay, California. 
MELANELLA PENINSULARIS Bartsch, 1917. 
Proc. U. S. Nat. Mus., vol. 53, No. 2207, p. 320, pi. 39, fig. 4. 
San Diego, California, to Magdalena Bay, Lower California. 
MELANELLA LASTRA Bartsch, 1917. 
Proc. U. S. Nat. Mus., vol. 53, No. 2207, p. 321, pi. 40, fig. 3. 
San Pedro, California, to Magdalena Bay, Lower California. 
MELANELLA THERSITES Carpenter, 1864. 
Suppl. Rep. Brit. Assoc., p. 659 ; Ann. Mag. Nat. Hist., ser. 3, vol. 15, p. 396 ; 
Proc. U. S. Nat. Mus., vol. 53, No. 2207, pi. 41, figs. 1, 2, 3. 
Monterey, California, to San Geronimo Island, Lower California. 
MELANELLA COLUMBIANA Bartsch, 1917. 
Proc. U. S. Nat. Mus., vol. 53, No. 2207,^$r. 32A|si4«:i:l, fig. 5. 
Baranoft Island, Alaska, to Departure ,i^i;itDe^ Columbia. 
MELANELLA COMOXENSIS Bartsch, 1917. 
Proc. U. S. Nat. Mus., vol. 53, No. 2207, p. 325, pi. 41, fig. 4. 
Comox, Vancouver Island, British Columbia. 
