no. 1704. A COLLECTION OF SHELLS FROM PERU—DALL. 267 
PITARIA (HYSTEROCONCHA) LUPANARIA Lesson. 
1830. Cytherea lupanaria Lesson, Voy. Coq., p. 430.—CHENU, 
Illustr. Con., Cytherea, pl. 9, fig. 9. Ballenas Lagoon, Lower 
California, to Paita, Peru. 
PITARIA (HYSTEROCONCHA) MULTISPINOSA Sowerby. 
1851. Cytherea multispinosa SowERBY, Thes. Con., Cytherea, p. 
632, pl. 132, fig. 112. Gulf of Panama, south to Paita, Peru. 
Genus CYTHEREA Bolten. 
CYTHEREA MULTICOSTATA Sowerby. 
1835. Venus multecostata SOWERBY, Proc. Zool. Soc., p. 22; Thes. 
Con., Venus, pl. 152, fiz. 10, 1853. Gulf of California to Pan- 
ama and the Galapagos Islands. 
CYTHEREA (VENTRICOLA) MACTRACEA Broderip. 
1835. Venus mactracea Broperip, Proc. Zool. Soc., p. +4 (unfig- 
ured). Valparaiso, Chile. 
Genuisi Cm LGN Pike A] Dall: 
CYCLINELLA KROYERI Philippi. 
1848. Venus kroyerc Puturpri, Abb., vol. 3, p. 78, pl. 7, fig. 9. 
Gulf of California to Valparaiso, Chile. 
-CYCLINELLA SUBQUADRATA Hanley. 
1845. Artemis subquadrata Hanuey, Proc. Zool. Soc., p. 11.— 
SoweErsy, Thes. Con., Artemis, pl. 161, fig. 22,1852. Guay- 
as, Mexico, south to Guayaquil. 
Genus CHIONE Megerle. 
CHIONE ALVAREZII Orbieny. 
1846. Venus alvarezii Orpieny, Voy. Am. Mér., p. 557, pl. 83, 
figs. 83, 4. Peru (Tschudi); Patagonia (Orbigny). 
CHIONE ANTIQUA King. 
1831. Venus antiqua Kine, Zool. Journ., vol. 5, p. 836.— V. dis- 
crepans Puruiert, Abb., vol. 1, p. 174, pl. 3, fig. 2, 1844; not 
of SOWERBY, 1835. Callao, Peru, south to the Magellanic 
region. S*/ 
CHIONE COMPTA Broderip. 
1835. Venus compta Broperipr, Proc. Zool. Soc., p. 43. —Sow- 
ERBY, Thes. Con., Venus, pl. 154, figs. 832-84, 1853. Gulf of 
Gai fonnin to Stehuca Bay, Peru, 
CHIONE CRENIFERA Sowerby. 
1835. Venus crenifera SowERBY, Proc. Zool. Soc., p. 43; Thes. 
Con., Venus, p. 156, figs. 73-74, 1853. Mazatlan, Mexico, to 
Paita, Peru; also Atlantic coast. 
CHIONE ELLIPTICA Lamarck. 
1818. Venus elliptica Lamarcn, An. s. Vert., vol. 5, p. 590, no. 
20. Encycl. Méth, pl. 267, fig. 5 a-b. Talcahuano to Chiloé, 
Chile. 
