202 PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. 37. 
PHIDIANA NATANS Orbigny. 
1837. Aeolis natans OrBieny, Voy. Am. Mér., p. 195, pl. 13, 
figs. 8-10. Off Peru, S. lat. 18°. 
Genus FIONA Hancock and Embleton. 
FIONA PINNATA Eschscholtz. 
1831. Aeolidia pinnata Escuscnourz, Zool. Atlas, pt. 4, p. 14, 
pl. 19, fig. 1. Eastern Pacific; off Sitka, Alaska, and south- 
ward. Pelagic. 
FIONA MARINA Forskal, var. PACIFICA Bergh. 
1898. Plate, Fauna Chilensis, vol. 1, p. 560. Juan Fernandez 
Island and Talcahuano, Chile. 
Genus GLAUCILLA Bergh. 
GLAUCILLA DISTICHOICA Orbigny. 
1837. Glaucus distichoicus OrBieny, Voy. Am. Mér., p. 196, pl. 
14, figs. 1-3. Off Peru, S. lat. 20°. 
Family PHY LLIRHOIDZ. 
Genus PHYLLIRHOE Peron and Lesueur. 
PHYLLIRHOE ROSEA Orbigny. 
1836. Phyllirhoé roseum Orsieny, Voy. Am. Mér., p. 183, pl. 20, 
figs. 16-17. Eastern Pacific 5. lat. 36°. 
Family PLEUROPHY LLIDIID. 
Genus PLEUROPHYLLIDIA Meekel. 
PLEUROPHYLLIDIA CUVIERI Orbigny. 
1837. Diphyllidia cuviert Orpiany, Voy. Am. Mér., p. 199, pl. 
17, figs. 1-3: Paita, Peru, to Valparaiso, Chile; sineies 
fathoms. 
Family TRITONIID 24. 
Genus TRITONIA Cuvier. 
TRITONIA (CANDIELLA) AUSTRALIS Bergh. 
1898. Plate, Fauna Chilensis, vol. 1, p. 536, pl. 31, figs. 17-25. 
Calbuco, Chile. Juan Fernandez Island. 
(HOLOHEPATICA.) 
Family DORIDID. 
(CRYPTOBRANCHIATA.) 
Genus ARCHIDORIS Bergh. 
ARCHIDORIS? FONTAINE] Orbigny. : 
1837. Doris fontainei Orpieny, Voy. Am. Mér., p. 189, pl. 15, 
figs. 1-8. Valparaiso, Tumbes, Chile. 
