NORTHWEST COAST MARINE SHELLBEARING MOLLIJSKS. 175 
CHLOROSTOMA BRUNNEUM FLUCTUOSUM Ball, 1919. 
Proc. U. S. Nat. Mus., vol. 56, No. 2295, p. 359. 
Purissima to San Nicolas Island, California. 
CHLOROSTOMA RUGOSUM A. Adams, 1851. 
Proc. Zool. Soc., p. 182. — Teyon, Man., vol. 11, pi. 26, fig. 26. 
San Diego, California, to Acapulco, Mexico. 
CHLOROSTOMA MONTEREY! Kiener, 1850. 
Coq. Vivantes, Trochus, pi. 33, fig. 1. 
Baulinas Bay to Santa Barbara Islands, California. 
CHLOROSTOMA REGINA Stearns, 1893. 
Proc. U. S. Nat. Mus., vol. 16, p. 350, pi. 50, figs. 6, 7. 
Catalina and San Clemente Islands, California, to Magdalena Bay, Lower 
California, and Guadelupe Island. 
Subgenus Peomaetynia Dali, 1909. 
PROMARTYNIA PULLIGO Martyn, 1784. (Plate 17, figs. 5, 6.) 
Figs. Nondescript Sfiells, table 2, pi. 76.— Teyon, Man., vol. 11, pi. 26, figs. 
23-25. 
Sitka, Alaska, to Santa Barbara Islands, California. 
Subgenus Omphalius Philippi, 1847. 
OMPHALIUS AUREOTINCTUS Forbes, 1850. 
Proc. Zool. Soc., p. 271, pi. 11, fig. 7. 
Santa Barbara Islands, California, to Magdalena Bay. 
OMPHALIUS IMPRESSES Jonas, 1848. 
Conch. Cab., ed. 2, Trochus, p. 318, pi. 45, fig. 6. 
San Diego, California (Cooke), to Tres Marias Island. 
OMPHALIUS LIGULATUS Menke, 1850. 
Zeitschr. f. Mah, p. 173. — Teyon, Man., vol. 11, pi. 29, figs. 58-60. 
Monterey, California, to Acapulco, Mexico. 
OMPHALIUS RETICULATES Wood, 1828. 
Index Test. Suppl., pi. 6, fig. 38. — Teyon, Man., vol. 11, pi. 29, figs. 63, 64. 
San Pedro, California, to Panama, SotAtTl. Ti ^ 
OMPHALIUS MARIANUS Dali, 1919. 
Proc. U. S. Nat. Mus., vol. 56, p. 359. — Teyon, Man., vol. 11, pi. 24, figs. 
80-83. 
Santa Barbara Island, to Payta, Peru. 
Genus CALLIOSTOMA Swainson, 1840. 
CALLIOSTOMA COSTATUM Martyn, 1784. 
Pigs. Nondescript Shells, table 1, pi. 34. — Teyon, Man., vol. 11, pi. 16, 
figs. 6, 9. 
Sitka, Alaska, to San Diego, California. 
CALLIOSTOMA COSTATUM CAERULEUM Dali, 1919. 
Proc. U. S. Nat. Mus., vol. 56, No. 2295, p. 359. 
Neah Bay, Washington, to Monterey, California. 
