168 A EE VISION OF THE ASTACID^E. 



C. Blandingii, var. acuta, at Mobile, in the south, and at Blount Spring, Cullman, 

 Decatur, and Bridgeport, in the north. Decatur and Bridgeport are ou the 

 Tennessee Eiver. 



C. Clarkii, Lcconki, and vcrsutus live in the neighborhood of Mobile. 



C. latimanus comes from the northern part of the State, from Blount Spring, Cull- 

 man, and Bridgeport. 



C. Girardianus, Alahamcnsis, compressus, spinosus, and forceps are found in Lau- 

 derdale Co., near the Tennessee Eiver, in the northwestern corner of the 

 State. 



C. immiinis has been collected at Huntsville, Madison Co., in the nortlieru portion 

 of the State. 



The larger part of Alabama remains still unexplored. 



20. Mississippi. — Seven species: C. Blandingii, \av. acuta, C.Hayi, Clarkii, latimanus, 



Diogeius, Mississippioisis, and lancifer. Perhaps C. penicillatus (see page ol). 



All the species mentioned above as inhabiting Lauderdale Co., Ala., may be 



looked for in the northeastern part of Mississippi. 

 C. Blandingii, vai'. acuta, has been found in a tributary of the Tombigbee Eiver, 



in Kemper Co., on the eastern border of the State, and near Vicksburg, on the 



Mississippi Eiver, ou the western border. 

 C. Hayi, from Macon and Artesia, in tlie western portion of the State. 

 C. Clarkii and C. latimanus, from Ocean Springs, Jackson Co. 

 C. Diogenes, from Monticello, Lawrence Co. 

 C. Mississippiensis. Macon. 

 C lancifer. The only specimen known up to the present time came from Eoot 



Bond, Miss., an unknown locality. 



21. Louisiana. — Four species : C. Blandingii, var. acuta, C. Clarkii, Diogenes, and Shu- 



f chit a. 

 C. Blandingii, var. acuta, has been detected in the neighborhood of New Orleans, 



Tickfaw, and Amite City. 

 C. Clarkii, around New Orleans and in the Tangipahoa Eiver. 

 C. Diogenes and o. Slmfeldtii come from the neighborhood of New Orleans. 

 Only a small tract in the southeastern part of this State has been explored. 



22. Texas. — Four species : C. Clarkii, sinudans, virilis, and rustieus. 



C. Clarkii. Waller Co. ; San Antonio ; between San Antonio and El Paso del 



Norte. 

 C. simulans. Dallas ; " pools east of Canadian Eiver." 

 The localities of the Texan specimens of C. virilis and C. rustieus are unknown. 



23. Ohio. — Four species: C. Bartonii, C. -Diogenes-, C. propinquus, var. Sanhomii, and 



C. rustieus. 

 C. Bartonii at Marietta, Cincinnati, Yellow Springs, aud Columbus (all in the 



Ohio Eiver basin). 

 C. Diogenes.- Kelley's Island, Lake Erie. 



C. propinquus, var. Sanhomii, at Oberlin, in the northern part of the State. 

 C. rustieits. Kelley's Island, Lake Erie; Miami Eiver, Dayton ; Yellow Springs; 



Ohio Eiver, Cincinnati. 



24. Indiana. — Ten species : C. Blandingii, var. ac7Ua, C. pellucidus, Bartonii, Diogenes, 



argillicola, immunis, Sloanii, propinquus, virilis, and rustieus. Perhaps also 

 C Putno.mi in the southern part of the State. 



