172 BULLETIN 112, UNITED STATES NATIONAL MUSEUM. 



TRICOLIA COMPTA PRODUCTA Dall, 1908. 



Proc. U. S. Nat. Mus., vol. 34, p. 256.— Tryon, Man., vol. 10, p. 173, pi. 39, 



fig. 69. 

 San Pedro, California. 



TRICOLIA PULLOIDEA Carpenter, 1865. 



Ann. Mag. Nat. Hist., ser. 3, vol. 15, p. ISO. 

 Monterey, California, to Lower California. 



TRICOLIA PULLOIDEA ELATIOR Carpenter, 1865. 

 Ann. Mag. Nat. Hist., ser. 3, vol. 15, p. ISO. 

 Monterey to San Diego, California. 



Subgenus Euothidium Pilsbry, 1898. 



EULITHIDIUM TYPICUM Dall, 1908. 



Proc. U. S. Nat. Mus., vol. 34, p. 255. 



San Luis Obispo, California, to Cape San Lucas. 



EULITHIDIUM SUBSTRIATUM Carpenter, 1864. 

 Ann. Mag. Nat. Hist., vol. 13, p. 475. 

 Catalina Island, California, to Panama. 



EULITHIDIUM LURIDUM Dall, 1897. 



Bull. Nat. Hist. Soc. Brit. Col., No. 2, p. 15, pi. 1, fig. 11. 

 Vancouver Island to Mendocino County, California. 



Family TURBINIDAE. 



Genus ASTRAEA Bolten, 1798. 



Subgenus Pomaulax Gray, 1850. 



POMAULAX UNDOSUS Wood, 1828. 



Index Test. Suppl., p. 16, pi. 5, Trochus, fig. 1. 



Laguna Beach, California, to Cerros Island, Lower California. 



Subgenus Pachypoma Gray, 1850. 



PACHYPOMA INAEQUALE Martyn, 1784. 



Figs. Nondescript Shells, tab. 1, pi. 31. 



Vancouver Island. British Columbia, to San Pedro and the Santa Barbara 

 Islands, California. 



PACHYPOMA INAEQUALE PACIFICUM Dall, 1919. 



Proc. U. S. Nat. Mus., vol. 56, No. 2295, p. 356. 

 Pacific Beach, San Diego County, California. 



PACHYPOMA BARBARENSE Dall, 1919. 



Proc. U. S. Nat. Mus., vol. 56, No. 2295, p. 357. 

 Off Santa Cruz Island, California, in 30 fathoms. 



Genus LEPTOTHYRA (Carpenter) Pease, 1869. 



LEPTOTHYRA CARPENTERI Pilsbry, 1888. 



Tryon, Man., vol. 10, p. 247, pi. 39a, fig. 26; pi. 60, fig. 66. 

 Sitka Sound, Alaska, to San Diego, California. 



