168 A HE 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 on the 

 Tennessee River. 



C. Clarkii, Lecontei, 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, Alabamensis, compressus, spinosus, and forceps are found in Lau- 

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

 State. 



C. immunis has been collected at Huntsville, Madison Co., in the northern portion 

 of the State. 



The larger part of Alabama remains still unexplored. 



20. MISSISSIPPI. Seven species : C. Blandingii, var. acuta, C. Hayi, Clarkii, latimanus, 



Diogenes, Mississippiensis, and lancifer. Perhaps C. penicillatus (see page o7). 



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



looked for in the northeastern part of Mississippi. 

 C. Blandingii, var. acuta,, has been found in a tributary of the Tombigbee River, 



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



Mississippi River, on the western border. 



C. Hayi, from Macon and Artesia, in the 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 Root 



Pond, Miss., an unknown locality. 



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



feldtii. 

 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 River. 

 C. Diogenes and o. Shufcldtii 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, simulans, virilis, and rusticus. 



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



Norte. 



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

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



23. OHIO. Four species: C. Bartonii, C. Diogenes, C. propinyuus, var. Sanlornii, and 



C. rusticus. 

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



Ohio River basin). 



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



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

 C. rusticus. Kelley's Island, Lake Erie; Miami River, Dayton; Yellow Springs; 



Ohio River, Cincinnati. 



24. INDIANA. Ten species : C. Blandingii, var. acuta, C. pdlucidus, Bartonii, Diogenes, 



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

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



