GEOGRAPHICAL DISTRIBUTIOX. 163 



47. C. rusticus. 



Pennsylvania : Pittsburg ; Philadulphia Co. ? 



Ohio : Kelley's Island, Lake Erie ; lliami Eiver, Dayton ; Yellow Springs ; Ohio 



Eiver, Cincinnati. 

 Indiana : Oliio River, Madison ; White River ; Indianapolis. 

 Illinois : (.^uiucy ; Normal. 



Kentucky : Kentucky River, Little Hickman ; Perry ville, Boyle Co. ; Salt Eiver. 

 Tennessee : Cumberland Gap ; Lebanon. 

 Lake Sujjerior. 



Wisconsin: Racine; Beloit ; Ironton; Fox River. 

 Iowa : Lizard Creek, Fort Dodge. 

 Missouri : Osage River. 

 Arkansas : White River, Eureka Springs. 

 Texas. 



48. C. spinosus. 



South Carolina : Saluda River. 



Georgia : Etowah, Oostenaula, and Coosa Rivers, in the neighborhood of Rome. 



Tennessee : Tennessee Eiver, near border of Georgia. 



Alabama: Cypress Creek, Lauderdale Co. (See page 117.) 



49. C. Putnami. 



Kentucky : Grayson Springs, Grayson Co. ; Green Eiver, near Mammoth Cave. 

 Tennessee : Cumberland Gap ; Kno-Mville ? 

 ? Indiana : Bradford. 



50. C. forceps. 



Alabama : Cypress Creek, Lauderdale Co. 

 ?. Tennessee : Kuoxville. 



Group V. 



51. C. Montezumse. 



Mexico : neighborhood of City of Mexico ; Lake Tezcoco ; Puebla ; Lake San 

 Eoque ; Trapuato ; Parras, Cohahuila (see page 123) ; Mazatlan (Pacific Coast). 



52. C. Shufeldtii. 



Louisiana : near New Orleans. 



Genus ASTACUS. 



1. A. (Cambaroides) Japouicus. 



Japan : Hakodadi, Yesso. 



2. A. (Cambaroides) Dauricus. 



Siberia : upper portion of the basin of the Amoor Eiver, as far down as Albasin, 

 including the rivers Ingoda, Argoon, Onon, Shilka, and Nercha. 



3. A. (Cambaroides) Schrenckii. 



Siberia : lower portion of the basin of the Amoor Eiver. 



4. A. Klamathensis. 



Domiuiou of Canada : streams east of the Cascade Mountains, Province of British 

 Columbia. 



