268 PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. 37. 
CHIONE GNIDIA Broderip and Sowerby. 
1829. Venus gnidia Broprerie and SowErRBy, Zool. Journ., vol. 
4, p. 864.—SoweErpey, Thes. Con., Venus, pl. 154, fig. 25, 1853. 
Cedros Island, Lower California, to Paita, Peru. 
CHIONE SPURCA Sowerby. 
1835. Venus spurca SowmrsBy, Proc. Zool. Soc., p. 23; Thes. 
Con., Venus, pl. 156, fig. 97 only, 1853. Valparaiso, Chile. 
CHIONE SUBROSTRATA Lamarck. 
1818. Venus subrostrata Lamarck, An. s. Vert., vol. 5, p. 588; 
Encycl. Méth., pl. 267, fig. 7.—Sowmrsy, Thes. Con., Venus, 
pl. 154, fig. 39, 1853. Mazatlan, Mexico, to Paita, Peru; 
also Atlantic coast. 
CHIONE UNDATELLA Sowerby. 
1835. Venus undatella SowErBy, Proc. Zool. Soc., p. 22; Thes. 
Con., Venus, pl. 153, fig. 2%, 1853. San Pedro, California, 
south to Paita, Peru, and the Galapagos Islands. 
CHIONE (TIMOCLEA) ASPERRIMA Sowerby. 
1835. Venus asperrima SOWERBY, Proc. Zool. Soc., p. 42; Thes. 
Con., Venus, pl. 155, figs. 57-58, 1853. Gulf of Cale amaie to 
the Tobe: Islands, Peru. 
CHIONE (TIMOCLEA) COLUMBIENSIS Sowerby. 
1835. Venus columbiensis Sowmrsy, Proc. Zool. Soc., p. 21; 
Thes. Con., Venus, pl. 155, figs. 58-54, 1853. Gulf of Cali- 
fornia to Pacasmayo, Peru. 
CHIONE (TIMOCLEA) TUMIDA Sowerby. 
1852. Tapes tumida SowmrBy, Thes. Con., Zapes, p. 691, pl. 
146, fig. 42 (not var. tuméda Carpenter). Panama to Guayaquil. 
CHIONE (LIROPHORA) DISCREPANS Sowerby. 
1835. Venus discrepans SowERBY, Proc. Zool. Soc., p. 22; Thes. 
Con., Venus, pl. 155, fig. 65, 1853. | Not Vi deserepans 
PHILtprtl, 1853. Islay, Peru. 
CHIONE (LIROPHORA) MARIE Orbigny. 
1846. Venus marie Orpigny, Voy. Am. Mér., p. 563.—Sow- 
ERBY, Thes. Con., Venus, pl. 157, fig. 118, 1853. Gulf of 
California to Guayaquil. 
CHIONE (LIROPHORA) PERUVIANA Sowerby. 
1835. Venus peruviana SOwWERBY, Proc. Zool. See, , p- 22; Whes. 
Con., Venus, pl. 155, fig. 66, 1853. Callao andl sour to the 
Chilean coast. 
CHIONE (CLAUSINELLA) GAYI Hupé. 
1854. Venus gayi Hurt, Hist. de Chile, Zodl., Mol., vol. 8, p. 
337, pl. 6, fig. 5. Valparaiso, south to Chiloé Island. 
Genus ANOMALOCARDIA Schumacher. 
ANOMALOCARDIA SUBIMBRICATA Sowerby. 
1835. Venus subimbricata SowxerBy, Proc. Zool. Soc., p. 21; 
_ Thes. Con., Venus, pl. 154, figs. 85-87, 1853. Gulf of Cali- 
fornia, south to Paita, Peru. 
