32 
33. 
3B. 
36 
37. 
. GEOGRAPHICAL DISTRIBUTION. Ayal 
CO. propinguus. Davenport; Ottumwa. 
C.immunis. West Liberty. 
C. virilis. Davenport; Burlington; Fort Dodge ; Spring Vale; Des Moines River; 
Bedford. 
C. rusticus. Lizard Creek, Fort Dodge. 
The State has been little explored. All of the above-named localities are on the 
eastern border of the State, except Fort Dodge and Spring Vale, which are in 
the central part. 
. Missourr. — Seven species: C. Blandingii, var. acuta, C. Diogenes, medius, immunis, 
Harrisonii, virilis, and rusticus. Possibly C. Bartonii in the Osage River. 
(See page 61.) 
C. Blandingti, var. acuta, occurs at St. Louis. 
C. Diogenes. Carroll Co. and St. Louis. 
C. medius. Irondale, Washington Co. 
C.immunis. St. Louis. 
C. Harrisonti. Irondale, Washington Co. 
C. virilis. St. Louis; Osage River; Irondale. 
C. rusticus. Osage River. 
ARKANSAS. — Four species: C. Diogenes, virilis, rusticus, and one undetermined spe- 
cies belonging to the C. Blandingw group. 
C. Diogenes. Locality unknown. 
C. virilis. White River, Eureka Springs. 
C. rusticus. White River, Eureka Springs. 
Sp. indet. Salina River, Arkadelphia. 
Inpran Terrrrory. — None. 
. Kansas. — Four species: C. simulans, Diogenes, immunis, and virilis. 
C. simulans. Fort Hays. 
C. Diogenes. Leavenworth. 
C. immunis. Leavenworth ; Ellis. 
C. virilis. Leavenworth; Manhattan; Republican River northwest of Fort Riley ; 
Ellis. 
. NEBRASKA.— One species, C. virilis, from Omaha, on the eastern border of the 
State. 
Dakora TERRITORY. — Three species: Cambarus Nebrascensis, C. viridis, and Astacus 
Gambelit. 
CO. Nebrascensis from Fort Pierre, at the confluence of the Bad and Missouri Rivers 
(Girard). 
C. virilis from the Red River of the North, near Pembina, and from the Souris or 
Mouse River. 
A. Gambelii from the mouth of the Yellowstone River, on the boundary between 
the Territories of Dakota and Montana (the easternmost locality for the genus 
Astacus). 
38. Montana Terrirory. — One species, Astacus Gambelii, from the mouth of the 
Yellowstone River. 
39. Wyomina Trerrirory. — Three species: C. Diogenes, immunis, and virilis. Perhaps 
also Astacus Gambelii. (See page 137.) 
C. Diogenes has been found at Cheyenne. 
C. immunis and C. virilis at Laramie City. 
