GEOGRAPHICAL DISTRIBUTION. 169 
C. Blandingii, var. acuta, has been received from Wheatland, Knox Co., in the 
southeastern part of the State. 
C. pellucidus inhabits Wyandotte Cave, Crawford Co., and caves in Harrison Co. 
Both of these counties are on the southern border of the State. 
C. Bartonit has been collected at New Albany, on the Ohio River, and at Indian- 
apolis. 
C. Diogenes is recorded from Long Lake, Kendallville, Noble Co. ; Mechanicsburg, 
Henry Co.; and Knox Co. 
C. argillicola is found at New Albany. 
C. immunis comes from White River; Fall Creek, Indianapolis ; and Long Lake, 
Kendallville. 
C. Sloanti. New Albany. 
C. propinguus seems to be a common and widely distributed species. Known 
localities: Elkhart River, Rome City, Noble Co.; Delphi; Indianapolis; White 
River; Switz City; Michigan City ; Turman Creek, Sullivan Co.; Clear Creek, 
Bloomington. 
C. virilis. Michigan City; Long Lake, Kendallville; Elkhart River, Rome City. 
All of these places are in the northern part of the State. 
C. rusticus. Ohio River, Madison; White River; Indianapolis. 
25. Inutors.— Eight species: C. Blandingii, var. acuta, C. gracilis, C. Bartonii, var. robusta, 
C. Diogenes, C.immunis, C. propinquus, C. virilas, and C. rusticus. 
C. Blandingii, var. acuta. This is a very common species in Illinois. It is 
recorded from Athens, Decatur, Pekin, Normal, Oquawka, Peoria, Lawn Ridge, 
and Evanston. 
C. gracilis. Normal, Lawn Ridge, Athens. “ Very common along watercourses in 
early spring.” Forbes. 
C. Bartonii, var. robusta. One locality in the State, viz. Decatur. 
C. Diogenes. Lawn Ridge, Evanston, Belleville, Decatur, Chicago, and Abingdon. 
Very common. 
C. immunis. Aux Plains [?], Belleville, Lawn Ridge, Normal, and Oquawka. 
“The commonest species of Central Illinois. It is especially frequent in the 
muddy ponds of the prairies.” Forbes. 
C. propinquus. Freeport; Ogle Co.; Geneva; Pekin; Normal; Decatur; Aux 
Plains River. 
C. virilis. Quincey; Lawn Ridge; Decatur; Normal; Pekin; Cairo; Geneva; 
Stillman’s Creek, Marion. 
C. rusticus. Quincey (C. placidus Hagen); Normal. 
C. troglodytes has been cited by Hagen as an Illinois species on the authority of a 
single specimen in the Museum of Comparative Zoology (No. 197) marked 
“Tawn Ridge, 1,0. Ordway.” I am inclined to think the label erroneous. 
26. Kentucky. — Nine species: C. pellucidus, C. Bartonii, C. Diogenes? C. dubius, C. cor- 
nutus, C. Sloanii, C. propinquus, var. Sanbornii, C. rusticus, and C. Putnam. 
C. pellucidus. Mammoth Cave and other caves in Edmonson Co. 
C. Bartonii. Cumberland Gap, Josh Bell Co.; Smoky Creek, Carter Co.; Ken- 
tucky River, Little Hickman, Jessamine Co.; Bear Creek, Grayson’s Springs, 
Grayson Co.; Mammoth Cave, Edmonson Co. 
C. dubius. Cumberland Gap. 
C. cornutus. Greey River near Mammoth Cave. 
22 
