CLASSIFIED LIST OF THE SPECIES. 255 



Family PECTENIDiE. 



Genus Pecten Klein, 



P. Kneiskerni Conrad E. 



P. planocostatus Whitfield L, 



P. quinquenarius Conrad L, 



P. Rigbyi Whitfield. E. 



P. tenuitestus Gahh L. 



P. venustus Morton _ L. 



P. (Chlamys) craticulus Morton ... L. 



P. (Syncyclonema) perlamellosus Whitfield L. 



Genus Amusium. 



A. simplicum Conrad L, 



A. Conradi Whitfield L. 



Genus Camptonectes. 



C. (Amusium) Burlingtonensis Gahh i. 



C. parvus Whitfield L, 



Genus Neithe a Drouet L. 



N. quinquecostata Sowerhy , L, 



Family SPONDYLID^. 



Genus Spondylus Lamarck. 



S. gregalis Morton L, 



Genus Dianchora Sowerhy. 



D. echinata Morton L, 



Genus Plicatula Lamarck. 



P. urticosa Morton L, 



Genus Radula Klein. 



R acutilineata Conrad L. 



R. pelagica Morton L. 



R. reticulata Lyell and Forbes L, 



Suborder HETEEOMYAEIA. 



Family MYTILID^. 



Genus Mytilus Linnceus. 



M. oblivius Whitfield L, 



Genus Modiola Lamarck. 



M. Burlingtonensis Whitfield L. 



