CRAYFISHES. 42 
~I 
DovuBTFUL SPECIES, NOT INCLUDED IN THE PRECEDING LIST. 
1. CAMBARUS MANICULATUS. 
Astacus maniculatus LeConte, Proc. Acad. Nat. Sci. Philad., 1855, 7, p. 401. 
Type locality: — In ditches, Lower Georgia. 
2. CAMBARUS STYGIUS. 
Cambarus stygius Bundy, Bull. Illinois State Lab. Nat. Hist., 1876, 1, p. 3. 
Type locality: — Lake Michigan at Racine, Racine Co., Wisconsin (washed 
up during a violent storm). 
3. CAMBARUS TYPHLOBIUS. 
Cambarus typhlobius Joseph, 57th Jahresber. Schlesischen Gesellsch. vaterl. 
Cult., 1879, 1880, p. 202. 
Cambarus coecus Joseph, Berl. Entomol. Zeitschr., Dec. 1881, 25, p. 237. 
Cambarus stygius Joseph, Berl. Entomol. Zeitschr., April, 1882, 26, p. 12 
(nec Bundy, 1876). 
Type locality: — Recea River, Grotto of St. Kanzian at Metatn, near 
Divazza, Carniola (doubtless an error). 
