16 U. si BUREAU OF FISHERIES 



54. Carcharias milberti Valenciennes. Small blue shark; White shark. 

 Cape Cod to Florida; not rare; recorded from the Mediterranean. 

 Carcharias (Prionodon) milberti Valenciennes, in Miiller and Henle, 



Plagiostomen, 1838, 38, New York. 

 Carcharias cxruleus DeKay, N. Y. Fauna: Fishes, 1842, 49, New York. 

 Lamna caudaia DeKay, loc. cit., 354, Brenton Reef, R. I. 



65. Carcharias obscurus (LeSueur). Dusky shark. 



North and Middle Atlantic; frequently on our coast. 



Squalus obscurus LeSueur, Jour. Acad. Nat. Sci. Phila., I, 1818, 223, New 



York. 

 Carcharias falcipinnis Lowe, Proc. Zool. Soc. Lond., 1839, 90, Madeira. 

 Prionodon obvelatus Valenciennes, Poiss. lies Canaries, 1839, 103, Canaries. 



66. Carcharias azureus Gilbert and Starks. 



Carcharias azureus Gilbert and Starks, Mem. Calif. Acad. Sci., IV, 1904. 

 11, PI. II, fig. 5, Panama. 



57. Carcharias nicaraguensis (Gill and Bransford). Nigrone; Fresh-water 



shark. 

 Lake Nicaragua (landlocked) ; also in the Bay of Panama. 

 Eulamia nicaraquensis Gill and Bransford, Proc. Acad. Nat. Sci. Phila., 



XXIX, 1877," 190, Lake Nicaragua. 



68. Carcharias henlei Valenciennes. 



Coast of Brazil, northward to Guiana. 



Carcharias henlei Valenciennes, in Miiller and Henle, Plagiostomen, 



1838, 46, Cayenne. 

 Carcharias porosus Ranzani, De Novis Speciebus Piscium, Dissert Prima., 



in Novi Com. Acad. Bonon., IV, 1840, 70, Brazil. 



69. Carcharias cerdale (Gilbert). 



Abundant at Panama. 



Carcharhinus cerdale Gilbert, in Jordan and Evermann, Fishes North 



and Mid. Amer., Ill, 1898, 2746, Panama; united by Garman with 



C. menisorrah from the East Indies. 



60. Carcharias falciformis Bibron. Cazon de playa (wharf) shark. 



Cuba and neighboring waters. 



Carcharias falciformis Bibron, in Miiller and Henle, Plagiostomen, 1838, 



47, Cuba. 

 Squalus tiburo Poey, Memorias, II, 1861, 331, Habana. 



61. Carcharias remotus Valenciennes. 



West Indies and Brazil. 



Carcharias remotus Valenciennes, in Dum^ril, Hist. Nat Poiss., I, 1865, 



374. 

 Platypodon perezi Poey, Anal. Soc. Espaiiola Hist. Nat., V, 194, pi. 9, 



figs. 2, 3, Cuba. 



62. Carcharias acronotus (Poey). 



Cuba. 



Squalus acronotus Poey, Memorias, II, 1861, 335, Cuba. 



63. Carcharias velox (Gilbert). 



Panama. 



Carcharhinus velox Gilbert, in Jordan and Evermann, Fishes North and 

 Mid. Amer., 1898, 2747, Panama. 



64. Carcharias oxyrhynchus Miiller and Henle. 



Surinam. 



Carcharias oxyrhynchus Miiller and Henle, Plagiostomen, 1838, 41, 

 Surinam. 



65. Carcharias limbatus Miiller and Henle. Carconella. 



Tropical seas north to Florida; a stray example taken at Woods Hole, 



Mass. 

 Carcharias {Prionodon) limbatus Miiller and Henle, Plagiostomen, 1838, 



49, Martinique. 

 Isogomphodon maculipinnis Poey, Repertorio, I, 1866, 191, Cuba. 

 Carcharias {Prionodon) mvllerii Steindachner, Sitzungs. Kais. Akad. 



Wiss. Wien, LVI, 1867, 356, West Indies. 

 Carcharias microps Lowe, Proc. Zool. Soc. Lond., 1840, 38, Madeira. 

 Prionodon cucuri Castelnau, Anim. Amer. Sud. Poiss., 1855, 99, Bahia. 



