34 REPORT OF COMMISSIONERS OF INLAND FISHERIES. 



Thracia conradii, Couthouy. 



Thracia truncata, Mighels & Adams. 

 Pandoridce. 



Clidiophora trilineata, Say. 

 Lyonsiidce. 



Lyonsia hyalina, Conrad. 



Pholadacea. 

 PJioladidce. 



Pliolas costata, Linnaeus. 



Pholas truncata, Say. 



Zirphsea crispata, Linnaeus. 

 TeredinidcB. 



Teredo navalis, Linnaeus. 



Myacea. 

 Myidce. 



Corbula contracta, Say. 

 ]\Iya arenaria, Linnaeus. 



GlycimeridcB. ■ 



Saxicava rugosa, Linnaeus. 



Solenid(B. 



Siliqua costata, Say. 

 Solecurtus gibbus, Spengl. 

 Ensatella americana, Gould. 

 Solen viridis, Say. 



Psa7nmobiidce. 



Macoma sabulosa, Morch. 

 Macoma fusca, Say. 



Cardiacea. 

 Cardiidce. 



Cardium pinnulatum, Conrad. 

 Laevicardium mortonii. Conrad. 



