3 go Memoir Sears Foundation for Marine Research 



Soc, 31, 1928: 114 (two reported harpooned near Long Island, N. York, ident. acceptable because 

 distinguished from milberti similarly taken); Nichols and Breder, Zoologica, N. Y., 9, 1929: 15 

 (states confused with milberti, but young near N. York Sept.— Nov.) ; Breder, Field Bk. Mar. Fish. 

 Atlant. Coast, 1929: 16 (ill., but distrib. evidently confused with that of milberti); Bellon and 

 Mateu, Notas Inst. esp. Oceanogr., (2) 53, 1 931: 15 (ref. to obvelatus Valenciennes, 1844, Cana- 

 ries); Firth, Bull. Boston Soc. nat. Hist., 61, 1931: 9 (li-ft. spec. Georges Bank, ident. prob- 

 able because of large size); Bigelow and Schroeder, Canad. Atlant. Fauna, 12', 1934: 7 (ill., 

 Georges Bank, but C. Elizabeth record probably for Prionace glauca) ; Norman, "Discovery" Rep., 

 /2, 1935: 56 (name, listed for St. Helena, W. Indies, Brazil, Canaries, C. Verde I., W. Afr., S. Afr.) ; 

 Bigelow and Schroeder, Bull. U.S. Bur. Fish., 48^ 1936: 321 (Georges Bank) ; Cadenat, Rev. des Trav. 

 Peches Marit., 10 (4), 1937: 430 (C. Verde; Dakar); Norman and Fraser, Giant Fishes, 1937: 36 

 (name, N. and mid. Atlant.); Springer, Proc. Fla. Acad. Sci., 5, 1939: 20, 23-24 (descr., ill., size, 

 season, embryos, Florida); Wise, Nat. Hist. N. Y., 21?, 1938: 323 (recognizable photo, Bahamas); 

 Boos, Contr. biol. Lab. Cath. Univ. Amer., 45, 1943: 10 (chemistry of pancreas, Florida); Springer, 

 Copeia, 1946: 174 (food, off Salerno, Florida). 



Corcharhinus (Platyfodon) obscurus Jordan and Evermann, Rep. U.S. Comm. Fish. (1895), 1896: 215 

 (name, N. Atlant.); Bull. U.S. nat. Mus., 47 (l), 1896: 35 (descr., refs., N. and Mid. Atlant.). 



Eutamia obscura Jordan and Gilbert, Bull. U.S. nat. Mus., 16, 1883: 60 (name only); Fowler, Rep. N. J. 

 Mus. (1905), 1906: 61 (l2-ft. spec, off C. Henlopen, Delaware, ident. probably correct because of 

 large size) ; Bull. Amer. Mus. nat. Hist., yo (l), 1936: 49 (list of East Atlant. loc, descr. and ill. of 

 N. Jersey specs.) ;^^^ Bigelow and Schroeder, Guide Comm. Shark Fish., Anglo Amer. Caribb. Comm., 

 Wash., 1945: 82, fig. 25 (descr., habits, range, ill.). 



References Probably Based on Some Other Shark: 



Carcharias obscurus Storer, Boston J. nat. Hist., 2, 1839: 533 (teeth) ; Mass. Zool. Bot. Surv., Rep. on Fish., 

 1839: 184 (same as preceding); Mem. Amer. Acad. Arts Sci., N. S. p, 1867: 219, pi. 36, fig. 2; also 

 Fishes Mass., 1867: 243, pi. 36, fig. 2 (this probably was Prionace glauca; see p. 292) ; Bean, Bull. U.S. 

 Fish Comm., 7, 1889: 132, 152 (this probably milberti because of reported abund. in bays of N. Jersey). 



Corcharhinus obscurus Smith, Bull. U.S. Bur. Fish., 17, 1898: 88 (Woods Hole, more likely milberti because 

 descr. as "very common"); Linton, Bull. U.S. Bur. Fish., 24, 1905: 339 (N. Carolina, but apparently 

 Negafrion brevirostris from his descr.); Tracy, Rep. R. I. Comm. inl. Fish., 1906: 45 (probably 

 milberti, from context); Fowler, Rep. N. J. Mus. (1906), 1907: 256 (N. Jersey, "commersonii," 

 i.e., leucas Muller and Henle, 1841, according to Fowler, Proc. biol. Soc. Wash., 33, 1920: 144); 

 Smith, Bull. N. C. geol. econ. Surv., 2, 1907: 33 (N. Carolina, probably Negafrion brevirostris, see 

 Linton, 1905); Kendall, Occ. Pap. Boston Soc. nat. Hist., 7 (8), 1908: 4 (reps, for Gulf of Maine 

 probably Prionace glauca; those for Connecticut and Rhode Island Carcharhinus milberti") ; Tracy, 

 Rep. R. I. Comm. in!. Fish., 1910: 59 (probably milberti, from context); Thome, Copeia, 35, 1916: 

 69 (name only, Long Island, N. York; probably milberti); Nichols, Copeia, 35, 1916: 72, 73 (Long 

 Island, N. York spec, actually "commersonii," i.e., leucas Miiller and Henle, 1841 ; see correction by 

 Nichols, Bull. Amer. Mus. nat. Hist., 37, 1917: 873); Latham, Copeia, 71, 1919: 53 (20 to 22-in. 

 young. Long Island, N. York, probably not obscurus because smaller than recorded embryos of latter, see 

 p. 387) ; Truitt, Bean and Fowler, Bull. Md. Conserv. Dep., 3, 1929: 30 (descr. is of Prionace glauca). 



Carcharhinus (Plat-jodon) obscurus Pietschmann, Ann. naturh. (Mus.) Hofmus. Wien., 21, 1906: 99 (Mo- 

 rocco, not obscurus because origin of 1st dorsal described as over middle of pectoral base; perhaps 

 flumbeus'^Sirdo, 1827). 



Western Atlantic Records by Name Only, Without Other Indication as to Identity: 



Carcharias obscurus Linsley, Amer. J. Sci., 47, 1844: 76 (Connecticut); Goode, Bull. U.S. nat. Mus., 5, 

 1876: 76 (Bermuda); Amer. J. Sci., (3) 14, 1877: 293 (Bermuda); Goode, Fish. Fish. Indust. U.S., 

 I, 1884: 672 (Woods Hole); Wilson, Proc. U.S. nat. Mus., 33, 1908: 624 (N. Carolina); Nichols, 

 Abstr. Linn. Soc. N. Y., 20-23, 1913: 91 (off N. York); Wilson, Proc. U.S. nat. Mus., 64 (17), 



127. S^tWti "obscurus." 



