GEOGKAl'lIICAL DISTRIBUTION". L57 



Table showing the Geographical Distribution of every Species of Cam- 

 barus and Astacus as far as yet ascertained. 



Genus CAMBARUS. 

 Group I. 



1. C. Blandingii. 



New York. 



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



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

 Co. ; "Wicomico Co. ; Worcester Co. 



Virginia: James River; Lunenburg. 



North Carolina : Tarboro; tributaries of Nense River, Goldsboro ; Kiuston; Beau- 

 fort; Salmon Creek ; Wilmington. 



South "Carolina : Camden; Saluda River; Columbia. 



Georgia : Richmond Co. 

 Var. acuta. 



South Carolina: Charleston; 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; Pekin; 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. 

 !. C. Hayi. 



Mississippi: Macon; Artesia. 



1. C. Clarkii. 



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



Louisiana: New Orleans; Tangipahoa River. 



Mississippi : Ocean Springs, Jackson Co. 



Alabama : Mobile. 



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



3. C. troglodytes. 



Georgia: Richmond Co. 



South Carolina : Charleston; Oakh\ ; Columbia. 



