CLASSIFIED LIST OF THE SPECIES. 263 



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 Family ANATINID^E— Continued. 

 Genus Periplomya Conrad. 



P. elliptica Conrad L. 



P. truncata Whitfield U. 



Genus Cercomya Agassis. 



C. peculiaris Conrad L. 



Family CORBULIDiE. 

 Genus CoEBULA Brug. 



C. crassiplica Gahh L. 



C. Foulki Lea L. 



C. subcompressa Gabh i 



C. (Ne^ka) nasutoides Whitfield E. 



Genus Ne^ra Gray. 



N. sequivalvis Whitfield E. 



Family SAXICAVIDyE. 



Genus Panopea Menard. 



P. elliptica Whitfield .U. 



P. decisa Conrad L. 



Family SOLENIDiE. 



Genus SoLYMA Conrad. 



S. lineolata Conrad L. 



Genus Leptosolen Conrad. 



L. biplicata Conrad i. 



Genus Legumen Conrad. 



L. appressum Conrad L. 



L. planulatum Conrad L. 



Genus Siliqua Muhlfeld. 



S. cretacea Gabb .L. 



Family PHOLADID^. 



Genus Pholas Linnoeiis. 



P. citbara Morton L. 



P. '? lata Whitfield L. 



Genus Martesia Leach. 



M. (Pholas) cretacea Galh L 



Genus Parapholas Conrad. 



P. Kneiskerni Whitfield E. 



