NO. 1704. A COLLECTION OF SHELLS FROM PERU—DALL. 269 



ANOMALOCARDIA SUBRUGOSA Sowerby. 



1834. Venus suh'ugosa Sowerbt, Geu., Vetius, tig. 2; Thes. Con., 

 Verms, pi. 155, fig. 63, 1853. Magdalena Bay, Lower Cali- 

 fornia, to Valparaiso, Chile. 



Genus MARCIA (Adams) Fischer. 



MARCIA LENTICULARIS Sowerby. 



1835. Ve?ius lentictdarls Sowerby, Proc. Zool. Soc, p. 42; Thes. 

 Con., Vemcs, pi. 161, tig. 191, 1853. Valparaiso and Co- 

 quimbo, Chile. 



MARCIA RUFA Lamarck. 



1818. Oytherea rufa Lamarck, An. s. Vert., vol. 5, p. 570 (not 

 of Sowerby, 1853); Thes. Con., Tapes,^\. 150, fig. 123, 1852. 

 Gulf of Panama and south to Concepcion, Chile. 



Genus PAPHIA Bolten. 



PAPHIA (PROTOTHACA) CINERACEA Hupe. 



1854. Venus cineracea Hupe, 'Hist, de Chile, Zool., Mol., p. 334, 

 pi. 6, fig. 2. Callao, Peru, to northern Chile. 



PAPHIA (PROTOTHACA) GRATA Say. 



1831. Venus grata Say, Am. Con., pt. 3, pi. 26. Lower Cali- 

 fornia, south to Antofagasta, Chile. 



PAPHIA (PROTOTHACA) THACA Molina. 



1782. Cluuna tfiaca Molina, Saggio Hist, de Chile, p. 178. — 

 Philippi, Abb., vol. 1, p. 127, pi. 2, fig. 1; pi. 3, fig. 3, 1844. 

 Ancon, Peru, and south to the Chonos Archipelago, Chile. 



Genus VENERUPIS Lamarck. 

 VENERUPI^ OBLONGA Lamarck. 



1834. Petrlcola ohlonga., Sowerby, Proc. Zool. Soc, pi 46; 

 Thes. Con., Venerujjls, p. 765, pi. 165, fig. 21, 1854. Gulf 

 of Panama to Pacasmayo, Peru. 



VENERUPIS FERNANDEZIANA StempelL 



1899. Fauna Chilensis, suppl. Bd. 4, fasc. 1, p. 237, pi. 12, figs. 

 22-23. Juan Fernandez Islands. 



Family PETRICOLID^. 



Genus PETRICOLA Lamarck. 

 PETRICOLA CONCINNA Sowerby. 



1834. Proc. Zool. Soc, p. 46; Thes. Con., Petrlcola, p. 778, 

 pi. 166, fig. 3, 1854. Monte Cristi, Ecuador, to Arica, Chile. 



PETRICOLA DENTICULATA Sowerby. 



1834. Proc Zool. Soc, p. 46; P. dactylus in Thes. Con., Petri- 

 cola, p. 773, pi. 166, figs. 6, 7, 1854; not of Sowerby, Gen. 

 Sh. 1823. Gulf of California to Paita, Peru. 



PETRICOLA DISCORS Sowerby. 



1834. Proc. Zool. Soc, p. 46. (Untigured.) Lam bayeque, Peru. 



