90 TJ. S. NATIONAL MUSEUM BULLETIN 212 



Range: Eastern United States; Texas; Mexico; Guatemala? 

 Species: About 25, of which 17 occur in the United States. Some of these 

 should be removed to other genera. 



Cleidogona arkansana Causey 



Cleidogona arkansana Causey, 1954, Tulane Stud. Zool., vol. 2, No. 4, p. 



66, figs. 6-9. 

 Type : Amer. Mus. Nat. Hist. 



Type Locality: 4 miles east of Princeton, Dallas County, Arkansas. 

 Range : Known only from the type locality. 



Cleidogona aspera Causey 



Cleidogona aspera Causey, 1951, Journ. Washington Acad. Sci., vol. 41, 



p. 78, figs. 1-4. 

 Type: Acad. Nat. Sci. Philadelphia. 



Type Locality: 6 miles east of Imboden, Lawrence County, Arkansas. 

 Range: Lawrence, Randolph, and Dallas Coxmties, Arkansas. 



Cleidogona caesioannulata (Wood) 



Spirostrephon caesioannulatus Wood, 1865, Trans. Amer. Philos. Soc, vol. 

 13, p. 194. 



Type: Acad. Nat. Nat. Sci. Philadelphia (No. 11202) . 



Type Locality: Allegheny County, Pennsylvania. 



Range: Western Pennsylvania (Allegheny and Westmoreland Counties), 

 south through the Appalachian Plateaus Province to extreme southwestern 

 Virginia (Buchanan County) and eastern Kentucky (Bell County). 



This statement of range is based on unpublished studies, which include an 

 examination of the original type specimen of Wood. None of the numerous 

 published references to "caesioannulata" actually apply to this species. C. 

 fustis Cook and Collins was incorrectly placed in the synonymy of caesioan- 

 nulata by Williams and Hefner (1928, Bull. Ohio Biol. Surv., No. 18, p. 116) . 



Cleidogona celerita Williams and Hefner 



Cleidogona celerita Williams and Hefner, 1928, Bull. Ohio Biol. Surv., 



No. 18, p. 117, fig. 14c. 

 Type: U. S. Nat. Mus. (No. 2271). 

 Type Locality: "Ohio," without further locality. 

 Range: "General throughout Ohio" (Williams and Hefner). 



Cleidogona exaspera Williams and Hefner 



Cleidogona exaspera Williams and Hefner, 1928, Bull. Ohio Biol. Surv., 



No. 18, p. 117, fig. 14b. 

 Type: U. S. Nat. Mus. (No. 2270). 

 Type Locality: Delaware County, Ohio. 

 Range : Known only from type locality. 



