Catalogue RiiCKntly Described Mollusca 145 



vSoMAtoGvr.us PENNSYEVANicus Walker. 



Soiuatogyrus pennsylvmvicus Walker, Naut., XVII, 1904. p. 140, pi. V. figs. 



15-16; Naut, XIX, 1906, p. 116, pi. 5, figs. 17-18. 

 Type locality: Columbia, Pa. Also Potomac River, Harper's Ferry, Va. 



SOMATOGYRUS TILSBRYANUS Walker. 



Somatogyrus pilsbryaniis Walker, Naut., XVII, 1904, p. 142, pi. V, figs. 



20-21. 

 Type locality: Tallapoosa River, Tallassee, Ala. 



Somatogyrus pumieus (Conrad). 



Ancidotus pmnilns Conrad, New F. W. Shells, 1834, p. 62; Binney, L. and 



F. W. Shells, III, 1865, p. 80. 

 Ancnlosa pimiila Conrad, A. J. of Con., II, 1866, p. 278, pi. XV, fig. 5. 

 Somatogyrus pumihis Walker, Naut., XIX, 1906, p. 115, pi. V, fig. 10. 

 Type locality: Black Warrior River, Ala. Also Cahatchee Creek, Shelby 



Co., Ala. 

 In his original description, Conrad quotes his species from Bayou Techc, 

 La., but for some reason did not in his subsequent one in 1866. 



Somatogyrus tygm.^us Walker. 



Somatogyrus pygjn^ccus Walker. Naut., XXII, 1909, p. 88, pi. VI. fig. 3. 



Type locality : Coosa River, The Bar, Chilton Co., Ala. 



Somatogyrus ouadratus Walker. 



Somatogyrus quadratus Walker, Naut., XIX, 1906, p. 98, pi. V, figs. 3-4. 



Type localil,}^ : Tennessee River, Florence, Ala. 



Somatogyrus sargenti Pilsbry. 



Somatogyrus sargenti Pilsbry, Naut., VIII, 1895, p. 102; Walker, Naul., 



XVII, 1904, p. 139, pi. V, fig. 14. 

 Type locality : ]\Tud Creek, a tributary of the Tennessee River, Ala. 



Somatogyrus strengi Pilsbry and Walker. 



Somatogyrus strengi Pilsbry and Walker, Naut., XIX, 1906, p. 99, pi. V, 



%• 5- 

 Type locality : Tennessee River, Florence, Ala. Also Wabash River, Posey 



Co., Ind. 



Somatogyrus surgeobosus (Say). 



Snhglohosus (1825) has priority over isogonus (1829). Paludina fou- 

 tinalis Phil, doubtfully referred to this species by Binney is a synonym of 

 integer Say. 



