256 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.37. 



PECTEN DIGITATUS Hinds. 



ISU. Zool. Sulph. Voy., Moll., p. 61, pi. 17, % 2. Bay of 

 Guayaquil. 



PECTEN PATAGONICUS King. 



18;^>1. Zool. Journ., vol. 5, p. 337. — Sowerby, Thes. Con., vol. 1, 

 p. 54, pi. 13, fig. 60, 1842. Magellanic Region, north to Chiloe 

 Island and Puerto Montt. 



PECTEN PURPURATUS Lamarck. 



1819. An. s. Vert., vol. 6, pt. 1, p, 166. — Sowerby, Thes. Con., 

 vol. 1, p. 53, pi. 15, tig. 113; pi. 16, tigs. 123-125, 1843. 

 Panama and south to Coquimbo, Chile. 



PECTEN ROSACEUS Stempell. 



1899. Fauna Chilensis, p. 228. — P. australis Philippi, Arch. f. 

 Naturg., vol. 11, p. 56, 1845; not of Sowerby, 1842. Cal- 

 bueo, Chiloe, and the Chonos Islands. 



PECTEN SUBNODOSUS Sowerby. 



1835. Proc. Zool. Soc, p. 109, no. 1; Thes. Con., Pecten., p. 65, 

 pi. 15, figs. 97, 112. Gulf of California to Guayaquil and 

 the Galapagos Islands. 



PECTEN TUMBEZENSIS Orbigny. 



1846. Voy. Am. Mer., p. 663. — P. aspersus Sowerby (not of 

 Lamarck), Thes. Con., Pecten, p. 51, pi. 19, figs. 198-9, 1843. 

 Tumbes and Paita, Peru. 



PECTEN VENTRICOSUS Sowerby. 



1842. Thes. Con., Pecte^i, p. 51, pi. 12, figs. 18, 19, 26. Gulf of 

 of Panama, south to Paita, Peru. 



Family SPONDYLID^. 



Genus SPONDYLUS Linnasus. 



SPONDYLUS CRASSISQUAMA Lamarck. 



1819. An. s. Vert., vol. 6, p. 191. — Sowerby, Thes. Con., Spon- 

 dyhts (as S. pictorum Chemnitz), p. 422, pi. 85, fig. 17; pi. 

 86, fig. 28; pi. 88, fig. 45, 1847. Panama to Guayaquil. 



Genus PLICATULA Lamarck. 

 PLICATULA DUBIA Hanley. 



1847. Sowerby, Thes. Con., Pllcatula^ p. 437, pi. 91, fig. 19. — 

 Hanley, Rec. Biv. Sh., p. 289, 1856. Panama to Guayaquil. 



Family LIMIDJE. 



Genus LIMA Cuvier. 

 LIMA ANGULATA Sowerby. 



1843. Proc. Zool. Soc, p. 23; Thes. Con., vol. 1, p. 86, pi. 22, figs. 

 39, 40, 1843. Gulf of Panama and southward to Juan Fer- 

 nandez Island. 



