48 CATALOGUE-FAMILY UN IOXIDJE. 



f Unio sampsonii, Lea. 



(Jour. Acad. Nat Sei. Phila.,3ml Series, Vol. V. PI. XXV. Fisr. ~ ; (>l.i 

 Wabash river. Indiana. This is a synonym of / '. in-ri>lf::rus, which sec. 



\ Unio satur, Lea. 



(Trans. Am. Phil. Soc., 2nd Series, Vol. X, PI. XVII, Fig. 19.) 

 Alexandria, Louisiana, in the Red river. A single specimen labelled Games 

 Creek, New Mexico, lias passed under review. Thi* is a member of the rcntri- 

 coxus group, and very close to the female of U. occ'xlen*. 



* Unio schoolcraftii, Lea. 



(Trans. Am. Phil. Soc.. Vol. V. PI. [Ji. Fig. '.t. H a I'.wlioolcra-ftengis.) 

 Ohio to the Des Moin.es river, Iowa; to .Wisconsin and Michigan. See under 

 U. pustulosus, Lea. This is Conrad's U. prasimi*. 



t Unio scitulns, Lea. 



(Jou .-. Acad. Xat. Sei. L'hila. Vol. IV. 1'i. LV. Fig. JU7-) 



"Tuscumbia, Alabama." Groups with an assemblage of small and beautiful 

 Uniones of which U. radians and U. plancus are typical. f 



* Unio securis. Lea. 



(Tijans. Am. Phil. So-,. Vol. Ill, PL XI. I'i^. 17. An.l S:iy's " J)e H~: iptions ,f t he- 

 Shells of Xoi-th Am Tiea, PI. XLV1II, a r. liun>l<itux. Ratines inc.) 



! !,~I ;!ti ,-.;. Mf.iii" f fCirfltJ 



Ohio .lo Kansas, in the Xeosho river: to (Georgia, in the .Etowah river: to 

 Ala!;.m : u in the Coosu. Black Warriou and Alabama rivers; to Iowa and Wis- 

 consin. 



: i -I., / iiu'urrn '" 



t Unio simus, Lea. 



(Trans. Am. Phil. Soc., Vol. VI, PI. VI H. Fi^. ;^i.; 



Cumberland riveiy Tennossee, :awd) Swamp Creek, Whitfield county, Georgia. 

 Groups with !'. i,'i, l.ca. 



. ,.' 



* Unio soliilns. Lea. 



- 



(Tnm>. Am. Pnil. S .e.. Vol. VI. P.. V. Fig. i;jj 

 Ohio to Kansas. G-roups with r. ohliquiis, Lamarck, which >ee. 



t Unio sowerbianus 9 Lea. 



(Trans. Am. Phil. Soc., Vol. V. PI. X, Fig. 28.) 



Hlk and Powell's rivers. Tennessee, and Tennessee river, north Alabama. 

 CATALOGUE 40. 



