96 A REVISION OF THE ASTACIDA. 
40. Cambarus virilis. 
Cambarus virilis, Hagen, Ill. Cat. Mus. Comp. Zoél., No. IIT. p. 63, Pl. I. figs. 28-28, Pl. IT. figs. 128-132, 
PLT, fie, 155; Plo VII, 18705 
Cambarus virilis, Situ, Rep. U. 8. Comm. Fish and Fisheries for 1872 and 1873, p. 638, 1874. (After 
Hagen. No description.) 
Cambarus virilis, Forsns, Bull. 1. Mus. Nat. Hist., No. I. pp. 4, 19, 1876. 
Cambarus debilis, Buxvy, Bull. Ul. Mus. Nat. Hist., No. L. p. 24, 1876.— Trans. Wis. Acad. Sci., V. 181, 
1882. — Geol. Wis., Surv. 1873-1879, I. 403, 1883. (Male, form IT.) 
Caumbarus virilis, Bunpy, Proc. Acad. Nat. Sci. Phila., 1877, p. 171. — Trans. Wis. Acad. Sci., V. 180, 
1882. — Geol. Wis., Surv. 1873-1879, I. 402, 1883. 
Cambarus Couesi, Strexts, Bull. U. 8. Geolog. Geograph. Surv. Terr., III. 803, 1877. 
Cambarus virilis, StReEts, Bull. U. 8. Geolog. Geograph. Surv. Terr., III. 804, 1877. 
Cambarus virilis, Herrick, Tenth Ann. Rep. Geolog. Nat. Hist. Surv. Minnesota, p. 253, 1882. 
? Cambarus Couesi? Bunpy, Geol. Wis., Surv. 1878-1879, I. 402, 1888. (No description.) 
Cambarus virilis, Faxon, Proc. Amer. Acad. Arts and Sci., XX. 147, 1884. 
Known Localities. — Dominion of Canada: Lake Winnipeg; Saskatchewan 
River; Red River of the North; Toronto (Peabody Acad. Sci.) ; Montreal (?). 
Dakota: Red River of the North near Pembina; Souris or Mouse River. 
Minnesota: Lake Superior (C. L. Herrick) ; Mississippi River (C. L. Herrick) ; 
Lake Minnetonka (C. L. Herrick), Mmnehaha Creek, Cedar Lake (Coll. U. S. 
Nat. Mus.), Bassett’s Creek (Coll. U.S. Nat. Mus.), and Lake Independence, 
Hennepin Co. Wisconsin: Appleton; Ironton, Baraboo River; Sauk City, 
Wisconsin River (W. F. Bundy); Sugar River (Coll. Peabody Acad. Sci.); 
Rock River (8. A. Forbes); Jefferson (W. F. Bundy); Milwaukee (Coll. U.S. 
Nat. Mus.). Iowa: Davenport; Burlington ; Fort Dodge (Coll. Bost. Soc. Nat. 
Hist.) ; Spring Vale (Coll. Peabody Acad. Sci.) ; Des Moines River (Coll. U.S. 
Nat. Mus.); Bedford (Coll. U.S. Nat. Mus.). Nebraska: Omaha. Wyoming: 
near Laramie City. Kansas: Leavenworth (Coll. Acad. Nat. Sci. Phila.) ; 
Manhattan (Coll. Acad. Nat. Sci. Phila.); Republican River, northwest of 
Fort Riley (Coll. Acad, Nat. Sci. Phila.) ; Ellis (Coll. Peabody Acad. Sci.). 
Missouri: St. Louis (Coll. P. R. Uhler); Osage River; Irondale. Illinois: 
Quincey, Adams Co.; Lawn Ridge, Marshall Co.; Decatur, Macon Co.; Nor- 
mal, McLean Co. (S. A. Forbes); Pekin, Tazewell Co. (S. A. Forbes); Cairo, 
Alexander Co. (8. A. Forbes); Geneva, Kane Co. (Coll. Peabody Mus. Yale 
Coll.); Stillman’s Creek, Marion, Ogle Co. (Coll. Bost. Soc. Nat. Hist.). 
Indiana: Michigan City, Lake Michigan (Acad. Nat. Sci. Phila.); Long Lake, 
Kendallville (W. F. Bundy); Elkhart River, Rome City (W. F. Bundy). 
Alabama: near Bridgeport, Jackson Co. (Coll. U. S. Nat. Mus.). Arkansas: 
White River, Eureka Springs, Carroll Co. (Coll. U. S. Nat. Mus.). Texas. 
New York: Lake George (?). 
