180 



BIBLIOGRAPHY OF 



Page. Name. 



57 Unio Conradius Lea. 



var. 

 57 constrictus Conrad. 



57 Cooperianus Lea. 



O. striatus Raf., Anthony. 



var. Obovaria pachostea Raf., Fer. 

 57 cor Conrad. 



U. mytiloides? Raf. (young). 

 57 cordatus Raf. 



U. undatus Barnes. 



var. U. trigonus Lea. 



undulatus Desh. 

 57 co status Raf. 



U. undulatus Barnes. 

 57 crassidens Lam. 



U. cuneatus Barnes. 



var. U. niger Raf. 

 gibber Lea. 



57 crassus Say. 



U. ellipticus Barnes, 

 var. U. ellipsarius Raf. 



ligamentina Lam. 

 orbicularis Hild. 

 Mya gravis Wood. 

 U. cyclips Raf. 

 abruptus Say. 



58 cuneolus L,<a. 

 58 cylindricus Say. 



var. U. naviformis Lam. 

 $olenoides? Raf. 

 cyphius Raf. 



U. JEsopus Green. 



var. Obliquaria cyphia Raf. 

 58 decisus Lea. 



58 declivis Say. 



var. / '. geometricus Lea. 

 58 delumbis Conrad. 



I '. modioliformis Lea. 

 ; 3 dilatatus Raf. 



U. gibbosus Barnes. 



var. U. mucronatus Barnes. 

 nasuta Lam. 

 58 dolabraeformis Lea. 



58 dromas Lea. 



58 var. 



locality. 

 Tennessee. 

 Flint river. 

 Virginia. 

 Ohio river. 



Kentucky. 

 Elk river. 



Cumberland river. 



Ohio river, Tennessee. 



Ohio river. 



Ohio river. 

 Tennessee. 

 Ohio river. 



Scioto river. 



Cincinnati. 



Mississippi. 



Holston river. 

 Wabash river. 

 Ohio river. 

 Muskingum river. 

 Ohio river. 



Falls of Ohio river. 

 Alabama river. 

 Bayou Teche. 

 Louisiana. 

 Cooper river, S. C. 



Upper Missouri. 



Ohio river. 

 Tennessee. 

 Altamaha river. 

 Harpeth river. 

 Elk river. 



