GEOGRAPHICAL DISTRIBUTION. 157 



Table showing the Geographical Distribution of every Species of Cam- 

 barus and Astacus as far as yet ascertained. 



Genus CAMBARUS. 



Group I. 



1. C. Blandingil. 



New York. 



New Jersey : Essex Co. ; Delaware River and tributaries near Trenton, Mercer Co. 



Maryland : Baltimore Co. ; Caroline Co. ; Dorchester Co. ; St. Mary's Co. ; Somerset 

 Co. ; Wicomico Co. ; Worcester Co. 



Virginia : James River ; Lunenburg. 



Nortli Carolina : Tarboro ; tributaries of Neuse River, Goldsbovo ; Kiuston ; Beau- 

 fort ; Salmon Creek ; Wilmington. 



South Carolina : Camden ; Saluda River ; Columbia. 



Georgia : Richmond Co. 

 VaR. acuta. 



South Carolina: Cliarleston ; Beaufort. 



Alabama: Mobile; Blount Spring, Blount Co.; Cullman, Cullman Co.; Decatur, 

 Morgan Co. ; overflow of Tennessee River, near Bridgeport, Jackson Co. 



Mississippi : tributary of Tombigbee River, Kemper Co. ; near Vicksburg. 



Louisiana: Tickfaw ; Amite City; New Orleans. 



Tennessee : Memphis. 



Missouri : St. Louis. 



Illinois: Athens; Decatur; Pekiu; Normal; Oquawka; Peoria; Lawn Ridge; 

 Evanston. 



Indiana: Wheatland, Knox Co. 



Iowa : West Liberty ; Dubuque. 



Wisconsin : Racine ; Sauk City. 



2. C. fallax. 



Florida: St. John's River at Jacksonville, Orange Bluff, Hawkinsville, Horse Land- 

 ing, Blue Spring, and Lake Jessup ; Magnolia ; Indian River ; Titusville, Bre- 

 vard Co. 

 .1. C. Hayi. 



^Mississippi: Macon; Artesia. 



4. C. Clarkii. 



Te.Kas : between San Antonio and El Paso del Norte ; San Antonio : Waller Co. 



Louisiana: New Orleans; Tangipaiioa River. 



Mississippi : Ocean Springs, Jackson Co. 



Alabama : IMobile. 



Florida : Pensacola ; three miles below Horse Landing, St. John's River. 



5. C. troglodytes. 



Georgia : Richmond Co. 



South CaroHna : Charleston ; Oakley ; Columbia. 



