Catalogue of the UiiionidcB of the Mississippi Valley. 1 3 



184 Unio retusus,Lam O. 



" reevianus, Lea. . ..La. 



" regularis, " Tenn. 



" rotundatus, Lam. La. 

 188 " rubiginosus, Lea. ..(). 



191 Uniosayii, Tap O. 



" satur, Lea La. 



193 " schoolcraftii, Lea. .0. 



" scitulus. " Ala. 



195 " securus, ''' O. 



" simus, Lea Tenn. 



197 " sowerbianus, Lea, " 



198 " solidus, " O. 



199 " spha^ricus, " Ala. 

 " sparsus, " Tenn. 

 " sparus, " '• 



*■' spatulatus, " Iowa. 

 " slewartsonii, " Tenn, 

 " stonensis, " " 



205 " subrotundus, " O., 



Tenn. 



206 " subtentus, Say, " 



207 " sulcatus. Lea O. 



208 " subrostatus. Say, La., 



111. 



" subcroceus, Conrad.. 



Ark. 



" symmetricus. Lea, La. 



213 Unio tetralasmus, Say 111. 



214 " tenuissinuis, Lea..C)., 



Tenn. 



" tellicoensis, Lea, " 



" tener, 



" tennesseensis, " " 



'' tesserulas " " 



219 " texasensis. Lea, I. T. 



" thorntonii, " Ala. 

 221 " triangularis, Barnes.. 



O.j.Tenn. 



2 ■2 2 " trigonus. Lea ...111. 



" trapezoides. Lea. Ala. 



'' troostii, Lea. .. .Tenn. 



225 " tuberculatus, Barnes.. 



()., Tenn. 



" tuscumbiensis. Lea," 



Unio tuberosus. Lea Tenn. 



" tumesceiis, " " 



" turgidulus, " " 



" turgidus, " La. 



232 Unioundulatus, Barnes, O. 



233 " validus. Lea. ...Tenn. 



234 "■ varicosus, " O. 

 " vanuxemii " Tenn. 



236 " verrucosus, Barnes... 



O., Tenn. 



237 " ventricosus, Barnes, O. 

 " venustus. Lea. . . .Mo. 

 " virescens, " Tenn. 



240 " wardii, "^ Iowa. 



241 " zeiglerianus, " Tenn. 



Genus Anodonta. 



Anodonta argentea, Lea. . . . 



Tenn. 



" bealii, Lea Tex. 



244 " corpulenta, Cooper, 111. 



245 " danielsii, Lea.... Neb. 

 " dejecta, Lewis. .. .Ark, 

 " demigrata. Lea.. Tenn. 



248 " edentula. Say O. 



249 " ferussaciana. Lea. . .0. 



250 " footiana, Lea...W. N. 



York 



251 " grandis. Say.... Minn. 



252 " harpethensis,Lea/renn. 



253 " imbecillis. Say O. 



" opaca, Lea Ark. 



255 " ovata, " Miss. 



256 " pavonia, " O. 



257 " plana, " O. 

 " pepiniana, Lea.....O. 

 " plicata, Hald Ky. 



260 " salmonia. Lea O. 



261 " sLiborbiculatus, Say, 111. 

 '' tetragonia. Lea.... La. 

 '^ virens, " ''■ 



Genus Margaritana. 



265 Margaritana calceola, Lea 

 O., Tenn. 



" carreyana. Lea, " 



