262 PROCEEDINGS OF THE XATIOXAL MUSEUM. vol.37. 



Family CONDYLOCARDIID^E. 



Genus CARDITELLA Smith. 



CARDITELLA PYGM.a:A Philippi. 



1860. Cardiurn. pygmseum Philippi, Atacania Reise, p. 176, 

 Zool., pi. 7, figs. 3«-('. Isla Blanca, Chile, S. lat. 23" 30'. 



CARDITELLA SEMEN Reeve. 



1843. Cardita semen Reeve, Con. Icon., Cardita., pi. 9, fig. 43, 

 1843. Cobija, Chile, south to Isla Blanca. 



CARDITELLA TEGULATA Reeve. 



1843. Cardita tegulata Reeve, Con. Icon., Cardita^ pi. 9, fig. 

 48. Callao, Peru, to Valparaiso, Chile. 



Genus CARDITOPSIS Smith. 



CARDITOPSIS FLABELLUM Reeve. 



1843. Cardita jJabellum Reeve, Con. Icon.. Cardita., pi. 9, fig. 

 47. Callao, Peru, to Valparaiso, and southward to Magellan 

 Straits. 



Superfamily CHAMACEA. 

 Family CHAMID^F. 



Genus CHAMA Bruguiere. 

 CHAMA ECHINATA Broderip. 



1835. Trans. Zool. 8oc. London, vol. 1, p. 305, pi. 39, figs. 5-7. 

 Panama and southward to Plata, Peru. 



CHAMA FRONDOSA Broderip. 



1835. Trans. Zool. Soc. London, vol. 1, p. 302, pi. 38, figs. 1, 2. 

 Gulf of Panama to Guayaquil and the Galapagos Islands. 



CHAMA PELLUCIDA Broderip. 



1834. Proc. Zool. Soc, p. 60; Trans. Zool. Soc. London, vol. 1, 



p. 302, pi. 38, fig. 3, 1835. San Pedro, California, south to 

 Valparaiso, Chile, and Juan Fernandez Island. 



Superfamily LUCINACEA. 

 Family LUCINID^. 



Genus PHACOIDES Blainville. 



PHACOIDES FENESTRATUS Hinds. 



1844. Lad na fenestrata Hinds, Zool. Sulph. Vo}-., MoU., p. 66, 

 pi. 10, fig. 2. Lower California to Panama and to Tumbes, 

 Peru. 



w.fiACOIDES TELLINOIDES Reeve. 



1850. Liicina telUnoides Reeve. Con. Icon., Lucina, pi. 9, fig. 56. 

 Magdalena Ba}', Lower California, to Guaj'aquil, Ecuador. 



