Described Species of Fresh Water Crustacea. 367 



8. C. Baktonii Girard. Proc. Phila. Acad, vi, 88 (1852). 

 Hagen. Monog. Astacida?, 75, pi. i, figs. 47-50, pi. ii, figs. IBS- 

 ISO, pi. iii, fig. 166 ilSlO).— Faxon. Proc. Amer. Acad, xx, 

 142 (1884); Revision of Astacida?, 59 (1885). 



C. montanus Girard, 1. c. 88 (1852). 



?C. loiujuJus Girard, 1. c. 90 (1852). 



?C.pHS>llus Girard. 1. c. 90 (1852). 



Astacus Bartonii Say. Jour. Phila. Acad, i, 167 (1817). — 

 Harlan. Med. and Phys. Res. 230, fig. 3 (1835).— CtV;/^/(/. Tn- 

 vertebrata of Massachusetts, 330 (1841). — ThoDipsoti. History 

 of Vermont, Part I, 170 (184:2).— DeK a i/. Nat. Hist. N. Y., 

 vi, 22, pi. viii, fig. 25 (1844). 



Hub. — New Brunswick, Province of Quebec ? Maine, Vermont, 

 Massachusetts, New York, New Jersey, Maryland, Virginia, West Vir- 

 ginia, North Carolina, Ohio, Indiana, Kentucky, Tennessee, Lake Su- 

 perior. 



Var. ROBUSTA Faxon. Revision of Astacidae, 61 (1885). 



C. robnsfiis Girard. Proc. Phila. Acad, vi, 90 (1852).— 

 Hagen. Monog. Astacida?, 80, pi. iii, fig. 167 {1810).— Faxon. 

 Proc. Amer. Acad, xx, 143 (1884). 



fiafe.— Province of Ontario, New York, Maryland, Virginia, Illinois. 



9. C. Blandingii Hagen. Monog. Astacidie, 43, pi. i, figs. 

 63-64, pi. iii, fig. 140 (1870).— Fa jm. Proc. Amer. Acad, xx, 

 136 (1884); Revision of Astacidae, 19, pi. vii, fig. 2, 2', 2a, 2a', 

 (1885). 



C. acntus, var. B. Hagen, 1. c. pi. 36, iii, fig. 144 (1870.). 



Astacus Blandingii Harlan. Trans. Amer. Philos. Soc. iii, 

 464 (1830); Med. and Phys. Res. 229, fig. 1 (1835).— ?Lc 

 Conte. Proc. Phila. Acad, vii, 400 (1855). 



Hab. — New Jersey, Maryland, Virginia, North Carolina, South 

 Carolina, Georgia. 



Var. ACUTA Faxon. Proc. Amer. Acad, xx, 136 (1884); 

 Revision of Astacidae, 20 (1885). 



C. acutus Girard, Proc. Phila. Acad, vi, 91 (1852). — 

 Hagen. Monog. Astacidae, 35, pi. i, figs. 1-5, pi. ii, figs. 106, 

 108, 110-114, 116, 118, 120-124, 126, 127, pi. iii, fig. 143 (1870). 

 -Forbes. Bull. HI. State Lab. N. H., No. 1, 3, 18 (1876). 



C. acutus, var. A. Hagen, 1. c. 36, pi. ii, fig. 107, 109, 115, 

 117, 119, 125 (1870). 



