412 CRAYFISHES. 



p. 434. Type locality: — Gallinas River at Las Vegas, N. Max. Types, U. S. 

 N. M., No. 23,916; paratijpes, M. C. Z., No. 7,342; Acad. Nat. Sci. Philad. 



Type locality: — Dallas, Texas. Types, M. C. Z., No. 3,646; paratypes, 

 M. C. Z., No. 3,647; U. S. N. M., No. 4,150; St. Petersburg Mus. 



9. Cambarus gracilis. 



Cambarus gracilis Bundy, Bull. Illinois State Lab. Nat. Hist., Dec. 1876, 1, 

 p. 5. 



Type locality: — Normal, McLean Co., 111., and Racine, Racine Co., Wis- 

 consin. Cotypes, 111. State Lab. Nat. Hist., Urbana, 111.; M. C. Z., No. 3,794 

 (Normal, 111.), No. 3,454 (Racine, Wis.). 



10. Cambarus hagenianus. 



Cambarus hagenianus Faxon, Proc. Amer. Acad., 1884, 20, p. 141. 



Type locality: — Charleston, S. C. Type, M. C. Z., No. 232 (1 d" f. L). 



11. Cambarus advena. 



Cambarus advena LeConte, Proc. Acad. Nat. Sci. Philad., 1855, 7, p. 402. 



Type locality: — Lower Georgia. Cotypes, M. C. Z., No. 3,379; Acad. Nat. 

 Sci. Philad. 



§ III. Third segment of third and fourth pairs of legs of the male furnished 

 with a hook. First pair of abdominal appendages of male truncate, outer part 

 closely applied to inner part and armed at the end with from one to three horny 

 recurved teeth; inner part ending in a sharp spine which is often directed 

 outward. (Subgen. Cambarus of Ortmann in part.) 



12. Cambarus spiculifer. 



Astacus spiculifer Le Conte, Proc. Acad. Nat. Sci. Philad., 1855, 7, p. 401. 



Type locality: — Athens, Clarke Co., Georgia. Cotypes, M. C. Z., No. 3,376 

 (1 cf f. I.); Acad. Nat. Sci. Philad. (1 c? f. II); paratypes, M. C. Z., No. 172 

 (11); U. S. N. M., No. 4,962 (1 c^); Mus. Hist. Nat. Paris (2). 



13. Cambarus versutus. 



Cambarus versutus Hagen, Mem. M. C. Z., 1870, 2, p. 51. 



Type locality: — Spring Hill, Mobile Co., Ala. Types, M. C. Z., No. 190; 

 paratypes, U. S. N. M., No. 4,963, (1 cf); Mus. Hist. Nat. Paris (2); Australian 

 Mus., Sydney. 



14. Cambarus pubescens. 



Cambarus pubescens Faxon, Proc. Amer. Acad., 1884, 20, p. 109. 



