59 



1. Fhiminicola nuttalliana. 



Paludina Nuttalliana, Lea, Trans. Amer. PUlos. Soc. VI, 1839, Columbia 

 Hiver, Oregon. 



8 Oregon ; coll. Profs. W. Newcomb and E. C. Stearns. 



Genus GILLIA, Stimpson. 



Amer. J. Conch. I, 1865, and Smithsonian Misc. Coll. VII, 1865, type 

 Melania altilis, Lea ; genus of subfam. Fluminicolince,fide Clessin, 1880. 



1. Gillia altilis. 



Melania altilis, Lea, Proc. Amer. PUlos. Soc. II, 1841, S. Carolina. 

 2 Potomac Rv. ; coU. Prof. E. C. Stearns. 



2. Gillia integra. 



Melania integra, Say, N. H. Dissem. II, 1829, Ohio Rv.; Somatogyrus sp. 

 fide Binney, 1865. 



4> United States ; coll. Rev. E. R. Beadle. 

 1 Florida; ex Mr. G. Schneider. 



Genus SOMATOGYRUS, Gill. 



P. PTiilad. Acad. 1863, type Amnicola depressa, Tryon ; genus of subfam. 

 Fluminicolince,fide Clessin, 1880. 



1. Somatogyrus isogonus. 



Melania isogona, Say, N. H. Dissem. II, 1829, Louisville. 



6 Kentucky and N. York ; coll. Rev. E. R. Beadle and E. C. Stearns. 



Genus LITHOGLYPHUS, Ziegler, ms. 



C. Pfeijfer, Deutsch. Moll. Ill, 1828, type L. naticoides, Fer. [fide 

 Stimpson, of Hartmann, 1S21~\ ; genus of subfam. Fluminivolince, fide 

 Clessin, 1880. 



There is a Lith. liliputanus, Gredler, Jahrb. 1881, from 

 China. 



1. Lithoglyphus prasinus. 



vphus prasinus, KoTceil ms., F. J. ^ 

 ?r, Conch.-Cab. II, 1852, Carynthia 



1 Klagenf urt [Carynthia] ; ex " Linnaea.' 



Litlioglyphus prasinus, KoTceil ms., F. J. Schmidt, Conch. Krain, 1847, and 

 Kuster, Conch.-Cab. II, 1852, Carynthia. 



