1895.] NATURAL SCIENCES OF PHILADELPHIA. 179 



Geographical distribution : Alaska, Kodiac Archip.: Marmot Isle, 

 4.3 lath. (Sharp). 



5. Crangon (Sclerocrangon) agassizi (Smith), 1882. 



Cheraphilus agassizi Smith, Bull. Mus. Compar. Zool.. Cambridge, X, 1882, p. 

 32, pi. 7, fig. 4, 5. Rep. U. S. Fish Conim. for 1882, 1884, p. 362. 



Geographical distribution: Atlantic, eastern coast of United States, 

 31-41° N. Lat., 65-78° W. Long., 263-959 fath. (Smith). 



6. Crangon (Sclerocrangon) procax Faxon, 1893. 



Faxon, Bull. Mus. Comp. Zool., Cambridge, XXIV, 1893, p. 199. 



Geographical distribution: Western coast of Central America: 

 Gulf of California to Panama Bay, 660 to 905 fath. (Faxon.) 



7. Crangon (Sclerocrangon) intermedins Stimpson, 1860. 



Crangon intermedins Stimpson, Proceed. Acad. Nat. Sci., Philadelphia, 1860, 



p. 25. 

 Crangon tenuifrons Kingsley, Bull. Essex lust., 14, 1882, p. 128, pi. 1, fig. 10. 



Geographical distribution : Bering Sea, Cape Chepoonski, 40 fath. 

 (Stimpson); Alaska: Marmot Isl. (Kingsley). 



8. Crangon (Sclerocrangon) angusticauda de Haan, 1849. 



Crangon angusticauda de Haan, Faun. Japon. Crust. Dec, 6, 1849, p. 183, pi. 



45, fig. 15. Stimpson, Proceed. Acad. Nat. Sci., Philadelphia, 1860, p. 25. 



Sclerocrangon angusticauda (d. H.) Ortmann, Zoolog. Jahrb., V, 1890, p. 533. 



Geographical distribution: Japan, (de Haan): Simoda and 

 Hakodati, sublitoral (Stimpson), Kadsiyama (Ortmann). 



9. Crangon (Sclerocrangon) munitus Dana, 1852. 



Crangon munitus Dana, U. S. Explor. Exped. Crust., 1852, p. 536, pi. 33, fig. 5. 

 Stimpson, Boston Jour. Nat. Hist., VI, 1S57, p. 497. Kiugsley, Bull. Essex 

 Inst. X. 1S78, p. 54. Lockington, ibid. p. 159. 



Geographical distribution: Puget Sound (Dana); Lower Cali- 

 fornia: Magdalena Bay (Lockington). 



Subgenus CRANGON. 



10a. Crangon crangon (Linnaeus), 1758. 



Cancer crangon Linnaeus, Syst. Xat., 10 ed., 1758, p. 032. 



Astacus crangon (L. ) Fabricius, Entoniol. Syst.. II. 1793, p. 486. 



Cancer ( Astacus) crangon L. Herbst, Krabb. a. Krebse, II, 1796, p. 75, pi. 29, 

 fig. 3,4. 



Crangon vulgaris Fabricius, Suppl. Ent. Syst. 1798, p. 410. Leach, Malac. 

 Podophth. Brit. 1815, pi. 37 B. Milne-Edwards, Hist. Nat. Crust. II, 1837, 

 p. 341 and Atlas in Cuvier. Regn. Anim. pi. 51, tig. 1, (no date). Kroyer, 

 Naturh. Tidsskr., IV, 1842, p. 239, pi. 4, fig. 29-33. Bell, Brit. Crust. 1853, 

 p. 256. Kinahan, Proceed. R. I. Acad. Dublin, 1862, p. 68, 71, pi. 4. 

 Heller, Crust, siidl. Europ. 1*63. p. 226, pi. 7, fig. 89. Meinert, Naturh. 

 Tidsskr. (3) XI, 1877. p. 198. Kingsley. Bull. Essex Inst., X, 1878, p. 53. 

 Kingsley, Proceed. Acad. Nat. Sci., Philadelphia, 1878, p. 89, ibid. 1879, p. 

 411. Smith, Trans. Connecticut Acad. V, 1879, p. 55. Kingsley, Bull. Essex 



