NO. 1704. A COLLECTION OF SHELLS FROM PERU— BALL. 263 



Family DIPLODONTID^. 

 Genus DIPLODONTA Bronn. 



DIPLODONTA ARTEMIDIS Dall. 



1909. Proc. U. S. Nat. Mus., vol. 37, p. 156, pL 28, fig. 8. Capon, 

 Peru. 



DIPLODONTA C.ELATA Reeve. 



1850. Lucina cxlata Keeve, Con. Icon., Lvcina, pi. 6, fig. 27. 

 Bay of Guayaquil. 



DIPLODONTA INCONSPICUA Philippi. 



1842. Arch. f. Naturg., p. 71.— Hupe, Hist, de Chile, Zool., p. 

 357, pi. 8, fig. 4, 1851. Mejillones, Chile, south to Chiloe 

 Island. 



DIPLODONTA PUNCTATA Say. 



1822. Aniphidesi7ia punctata Say, J ourn. Acad. Nat. Sci. Phila., 

 I, p. 308. — Reeve, Con. Icon., Zucma, pi. 8, fig. 43, 1850. 

 Chiloe Island and Atlantic coast. 



DIPLODONTA SERICATA Reeve. 



1850. Lucina sericata Reeve, Con. Icon., Lucina, pi. 9, fig. 25, 

 1850. Gulf of California to Guayaquil, Ecuador. 



Family THYASIRID^. 



Genus THYASIRA Leach. 



THYASIRA TOMEANA Dall. 



1901. Proc. U. S. Nat. Mus., vol. 23, p. 818, pi. 39, fig. 3. Tome, 

 Chile. 



Family LEPTONID^E. 



Genus ERYCINA (Lamarck) Recluz. 



ERYCINA? DUBLA Deshayes. 



1855. Proc. Zool. Soc, p. 183. Guayaquil. 

 Genus BORNIA Philippi. 



BORNIA? PAPYRACEA Deshayes. 



1855. Erycina jxipijracea Deshayes, Proc. Zool. Soc, p. 183. 

 Santa Elena, Bay of Gua3^aquil. 



BORNIA PLATEI Stempell. 



1899. Lepton platei Stempell, Fauna Chilensis, vol. 2, pt. 1, p. 

 233, figs. 20-21. eJuan Fernandez Island. 



Genus KELLIA Turton. 



KELLIA BULLATA Philippi. 



1845. Arch. f. Naturg., vol. 11, p. 61; Reise Atacama, p. 175, 

 Zool., pi. 7, figs, la-c, 1860. Cobija, Chile, and south to 

 Punta Arenas. 



