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BIBLIOGRAPHY OP 



Conrad. — Notes on Shells, with 

 and Species: by T. A. Conrad, 



Descriptions of new Genera 

 (From same as last, p. 210.) 

 >. 

 Siliqua lucida Conr. 

 Solecurtus lucidus Conr. 

 radiatus Gould, non Linn. 

 Trigonella Conr. (n.g.) 

 crassatelloides Conr. 

 Sanguinolaria Nuttallii 



( 'unr. 

 Psammobia decora Hinds. 

 Margaritaria Conr. (n. g., 

 Parapholas Con. (n.g.) [fos.) 

 Californica Conr. 

 Jauelli Desh. 



Conrad. — Descriptions of new Fresh-water and Marine Shells: 

 by T. A. Conrad. (From same as last, part iv, p. 275. Jan. 

 1850.) 



[Here follow descriptions of marine shells from Lower California and 

 Peru. The particular locality not being given, they are all quoted among 

 the foreign species. — W. G. B.] 



