246 PROCEEDINOS OF THE NATlOyAL MUSEUM. vol.37. 



ISCHNOCHITON VARIANS Plate. 



1899. Fauna Chilensis, p. 113, fig. Tumbes, Chile, to Chiloe 

 Island and Juan Fernandez. 



Genus CALLISTOCHITON Carpenter. 

 CALLISTOCHITON ELENENSIS Sowerby. 



1832. Chiton elenensis Sowerby, Proc. Zool. Soc, p. 27; Con. 

 111., Chiton^ fig-. 69, 1840. Panama to Santa Elena, Ecuador. 



CALLISTOCHITON INFORTUNATUS Pllsbry. 



1892. Man. Con., vol. 14, p. 266, pi. 59, figs. 37-42. Gulf of 

 California to Ecuador. 



CALLISTOCHITON PULCHELLUS Gray. 



1S28. Chiton pulcheUus Gray, Spicil. Zool., vol. 1, pt. 1, p. 6, 

 pi. 3, fig. 9 (not of Orbigny). Islay, Peru, to Arica, Chile. 



CALLISTOCHITON VIVIPARUS Plate. 



1899. Fauna Chilensis, p. 154, pi. 9, figs. 267-281. Near 

 Coquimbo, Chile. 



Family MOPALIID^l 

 Genus PLACIPHORELLA Carpenter. 



PLACIPHORELLA BLAINVILLEI Broderip. 



1832. Chiton hlainvillei Brodp:rip, Proc. Zool. Soc, p. 27; 

 Con. 111., Chiton, fig. 6, 1833. Galapagos, Cocos, and Lobos 

 islands. 



Genus PLAXIPHORA Gray. 



PLAXIPHORA SETIGER, var. FREMBLII Broderip. 



1832. Chiton yre//t bin Broderif, Proc. Zool. Soc, p. 28; Con. 

 111., Chiton, fig. 4, 1833. Valparaiso, Chile. 



PLAXIPHORA FERNANDEZI Thiele. 



1909. Zoologioa, vol. 22, p. 22, pi. 3, figs. 1-8. Juan Fernandez 

 Island. 



Family ACANTH0CHITID.1<:. 



Genus ACANTHOCHITES Risso. 

 ACANTHOCHITES HIRUDINIFORMIS Sowerby. 



Is32. Chiton hirudiniforinis Sowerby, Proc Zool. Soc, p. 59; 

 Con. 111., Chiton, figs. 23, 142. Paita to Islay, Peru, and 

 the Galapagos Islands. 



Superfamily TELEOPLACOPHORA. 



Family CHITONIDJ^. 



Genus CHITON Linnaeus. 

 CHITON BRODERIPI Potiez and Michaud. 



1838. Galerie de Douai, vol. 1, p. 533 (unfigured, relations 

 unknown). Chile, 



