CRAYFISHES. 427 



Doubtful 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 coccus Joseph, Berl. Entomol. Zeitschr., Dec. 1881, 26, p. 237. 



Cambarus stygius Joseph, Berl. Entomol. Zeitschr., April, 1882, 26, p. 12 

 (nee Bundy, 1876). 



Type locality: — Recca River, Grotto of St. Kanzian at Metaun, near 

 Divazza, Carniola (doubtless an error) . 



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