NO. 1205. SYNOPSIS OF THE NA FADES SIMPSON. 781 



tQUADRULA COOPERIANA Lea. 



\Unio cooperianna LEA, Tr. Am. Phil. Soc., V, 1834, p. 61, pi. vm, fig. 21; *Obs., 

 I, 1834, p. 173, pi. vm, fig. 21. * HANLEY, Test. Moll., 1842, p. 180; *Biv. 

 Shells, 1843, p. 180, pi. xxi, fig. 1." CATLOW and REEVK, Conch Norn., 1845, 

 p. 57.* CONRAD, Pr. Ac. N. Sci. Phila., VI, 1853, p. 247.* H. and A. ADAMS, 

 Gen. Rec. Moll., II, 1857, p. 496. *KUSTER, Conch. Cab. Unio, 1861, p. 183, 

 pi. LVII, fig. 5. *B. H. WRIGHT, Check List, 1888. *P;ETKL, Conch. Sam., 

 Ill, 1890, p. 149. 



* Margarita ( Unio) cooperianus LEA. Syn., 1836, p. 16; 1838, p. 15. 



* Margaron ( Unio) cooperianus LEA, Syn., 1852, p. 22; 1870, p. 34. 



* Unio striatm REEVE, Conch. Icon., XVI, 1864, pi. vm, fig. 30.' 



Ohio, Cumberland, and Tennessee river systems. Reported by Keyes 

 at Muscatine, Iowa, but this is probably an error. 



tQUADRULA MORTONI Conrad. 



* Unio mortoni CONRAD, Monog. II, 1836, p. 11, pi. vi, fig. 1. * KUSTER, Couch. 



Cab. Unio, 1852, p. 51, pi. xi, fig. 1.* CONRAD, Pr. Ac. N. Sci. Phila., VI, 1853, 

 p. 252.* B. H. WRIGHT, Check List, 1888.* P^ETEL, Conch. Sam., Ill, 1890, 

 p. 160. 



t * Unio turfjidus LEA, Tr. Am. Phil. Soc., VI, 1838, p. 11, pi. v, fig. 11; * Obs., II, 

 1838, p. 11, pi. v, fig. 11.* TROSCIIEL, Arch, fiir Naturg.,V, 1839, Pt. 2, p. 234. 



* HANLEY, Test. Moll., 1842, p. 180; * Biv. Shells, 1843, p. 180, pi. xxi, fig. 51. 



* CATLOW and REEVE, Conch. Nom., 1845, p. 65. * H. and A. ADAMS, Gen. 

 Reu. Moll., II, 1857, p. 496.* CHENU, 111. Conch., 1858, pi. xxv, figs. 1, la, 1 &. 



* B. H. WRIGHT, Check List, 1888.* P^ETEL, Conch. Sam., Ill, 1890, p. 170. 



* Margarita ( Unio) turgidus LEA, Syn., 1836, p. 16; 1838, p. 15. 



* Margaron ( Unio) turgidus LEA, Syn., 1852, p. 22 ; 1870, p. 34. 



Lower Mississippi Kiver drainage as far north as western Tennessee 

 and Indian Territory ; west into eastern Texas. 



tQUADRULA SPH^RICA Lea. 



* Unio spharicus LEA, Pr. Ac. N. Sci. Phila., XII, 1868, p. 145; * Jl. Ac. N. Sci. Phila., 



1869, p. 319, pi. LI, fig. 132; * Obs., XII, 1869, p. 78, pi. LI, fig. 131. * B. H. 

 WRIGHT, Check List, 1888. * PJSTEL, Conch. Sam., Ill, 1890, p. 168. 



* Margaron ( Unio) sphwricm LEA, Syn., 1870, p. 33. 



Streams of Alabama and Mississippi flowing into the Gulf of Mexico. 



tQUADRULA PUSTULATA Lea. 



*Unio pustulatus LEA, Tr. Am. Phil. Soc., 1834, p. 79, pi. vn, fig. 9; * Obs., I, 

 1834, p. 89, pi. vn, fig. 9.* HANLEY, Test Moll., 1842, p. 178; *Biv. Shells, 

 1843, p. 178, pi. xxn, fig. 36. * CATLOW and RKEVE, Conch. Nom., 1845, p. 

 63. * CONRAD, Pr. Ac. N. Sci. Phila., VI, 1853, p. 253. *H. and A. ADAMS, 

 Gen. Rec. Moll., II, 1857, p. 497.* CHENU, 111. Conch., 1858, pi. xv, figs. 8, 

 Sa, Sb. * CALKINS, Pr. Ottawa Ac. N. Sci., 1874, p. 44.* B. H. WRIGHT, 

 Check List, 1888. 



* Margarita (Unio) pustulatiis LEA, Syn., 1836, p. 15; 1838, p. 15. 



* Margaron ( Unio) pustulatus LEA, Syn., 1852, p. 22; 1870, p. 33. 



1 Changed in errata to cooperianua. 



