CAMBARUS. 91 
38. Cambarus propinquus. 
Cambarus propinquus, Girarp, Proc. Acad. Nat. Sei. Phila., VI. 88, 1852. 
Cambarus propinguus, Hacen, Il. Cat. Mus. Comp. Zodl., No. IL. p. 67, Pl. I. figs. 34-38, Pl. TIT. fig. 153, 
1870. i 
Cambarus propinquus, Smiru, Rep. U. 8. Comm. Fish and Fisheries for 1872 and 1873, p. 638, 1874. (No 
description.) 
Cambarus propinquus, Forses, Bull. Il. Mus. Nat. Hist., No. L., pp. 4, 19, 1876. 
? Cambarus propinquus, Bunvy, Proc. Acad. Nat. Sei. Phila., 1877, p. 171. — Trans. Wis. Acad. Sci., V. 181, 
1882. — Geol. Wis., Surv. 1873-79, I. 402, 1883. (No description.) 
Cambarus propinquus, Faxon, Proc. Amer. Acad. Aris and Sci., XX. 147, 1884. 
Known Localities. —Dominion of Canada: Montreal (Coll. Peabody Mus. 
Yale Coll.) ; Toronto. New York: Grass River, St. Lawrence Co. (Hagen) ; 
Canton, St. Lawrence Co. (Coll. L. A. Lee); Black Lake, St. Lawrence Co. ; 
Ogdensburg (Coll. U. 8S. Nat. Mus., Young); Lake Ontario (Girard); Garri- 
son Creek, Sackett’s Harbor (Girard); Four-Mile Creek, Oswego (Girard) ; 
Oneida Lake ; Cayuga Lake (8S. I. Smith); Rochester; Niagara; Forestville, 
Chautauqua Co. Indiana: Elkhart River, Rome City, Noble Co. (Bundy) ; 
Delphi; Indianapolis (Coll. Peabody Acad. Sci.); Michigan City (Coll. Acad. 
Nat. Sci. Phila.); Turman Creek, Sullivan Co.; Clear Creek, Bloomington ; 
White River (Coll. Bost. Soc. Nat. Hist.) ; Switz City (Coll. C. H. Gilbert). 
Illinois: Freeport, Stephenson Co. (Forbes); Ogle Co.; Geneva, Kane Co. 
(Coll. Peabody Mus. Yale Coll.); Pekin, Tazewell Co. (Forbes); Normal, McLean 
Co. (Forbes) ; Decatur, Macon Co.; Aux Plains River (Coll. U. 8. Nat. Mus.). 
Michigan: St. Clair River; Detroit River; Northville (Coll. U.S. Nat. Mus.) ; 
Huron River, Ann Arbor (Coll. Bost. Soc. Nat. Hist., Peabody Acad. Sci., 
Acad. Nat. Sci. Phila.) ; Ecorse (S. I. Smith); Kalamazoo River, Otsego (Coll. 
Bost. Soc. Nat. Hist.). Lake Superior. Wisconsin: tributaries of Pecatonica 
River, Green Co.; Madison (Coll. Peabody Mus. Yale Coll.). Lowa: Daven- 
port; Des Moines River, Ottumwa. 
Var. Sanbornii. 
Plate V. fig. 3, Plate IX. figs. 10, 10, 10a, 10 a. 
Cambarus Sanbornii, Faxon, Proc. Amer. Acad. Arts and Sci., XX. 128, 1884. 
? 2 
Known Localities. —Kentucky : Smoky Creek, Carter Co. Ohio: Oberlin. 
