414 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



Dasibatis lata (Garman) Jordan aud Gilbert, U. S. Nat. Mus. Bull. 16, p. 67, 

 1883 (type). 



Dasyatis lata Jordan and Eveemann, Bull. U. S. Fish Comm., vol. 23, pt. 1 

 (1903), p. 47, 1905 (copied). 



Dasyhatus latus Gabman, Mem. Mus. Comp. Zool., vol. 36, p. 383, pi. 32, fig. 1-2, 

 1913 (type). 



Dasyatis lattis Fowlee, Mem. Bishop Mus., vol. 10, p. 24, 1928 (Honolulu; type 

 of Dasyatis sclera) ; Proc. 4th (1929) Pacific Sci. Congr., Java, p. 505, 1930 

 (Hawaii). 



Trygon tuberculata (not Bonnaterre) GtJNTHEE, Cat. Fishes British Mus., vol. 

 8, p. 480, 1870 [type locality: Sydney (not American materials)].— 

 Macleay, Proc. Linn. Soc. New South Wales, vol. 6, p. 378, 1881 (Port Jack- 

 son).— OorLBY, Cat. Fishes Australian Mus., pt. 1, p. 20, 1888 (Port 

 Jackson). 



? Trygon pastinaca (not Linnaeus) Macxeay, Proc. Linn. Soc, New South 

 Wales, vol. 5, p. 313, 1880 (Port Darwin; Port Jackson). 



Dasyatis thetidus (Ogilby) Waite, Mem. Australian Mus., vol. 4, p. 46, 1899 

 (type locality: Newcastle Bight and off Wata Mooli, New South Wales).— 

 McCuixocH, Zool. Res. Endeavour, vol. 3, p. 104, 1915 (description in key) ; 

 Proc. Linn. Soc. New South Wales, vol. 46, pt. 4, p. 462, pi. 40, fig. 1-2, 

 text figs. 1 (tail), 3 (back of female), 1921 (off North Head, New South 

 Wales, 20-40 fathoms) ; Fishes of New South Wales, ed. 2, p. 12, 1927. 



Dasyatis thetidis Stead, Fishes of Australia, p. 233, 1908 (New South Wales). 



Dasyatis sclera Jenkins, Bull. U. S. Fish Comm., vol. 22 (1902), p. 421, pi. 1, 

 fig. 2, 1904 (type locality: Honolulu).— Snydee, Bull. U. S. Fish Comm., vol. 

 22 (1902), p. 515, 1904 (Honolulu).— Jordan and Evermann, Bull, U. S. 

 Fish Comm., vol. 23, pt. 1 (1903), p. 47, pi. 4, fig. 2, 1905 (type). 



Depth 21% to end of tail; head 7%; disk length 1% its width, 

 1% in tail. Snout II/3 in head, ends in very slight point of broad 

 angle ; eye 6%, 5 in snout, 3% in interorbital ; dentary width 3l^ in 

 head, IV^ in internasal; teeth in 40 to 44 rows in jaws (not 26 very 

 oblique series as given by Jordan and Evermann) ; row of 8 fleshy 

 points along floor of mouth; nostril large pit, simple, internarial 

 broader than mouth; interorbital 2 in head, nearly level. Gill 

 openings equidistant, last shortest. Spiracle large, deep, about 1% 

 eye diameters, edges entire. 



Skin smooth. Caudal spine extracted. Tail rather rough or 

 asperous terminally above. 



Dorsal rudimentary, only as very slight, short median keel behind 

 caudal spine; anal as long low median cutaneous keel below; pec- 

 torals form partly quadrangular disk, their outer hind edges slightly 

 convex; broad ventrals rather short. 



Uniform brown above. Tail dusky terminally. Under surface 

 whitish, with pale brownish on outer marginal portions of pectorals. 



Hawaiian Islands. Garman said of the tail "with top and sides 

 armed with small tubercles and an irregular series of broad-based 

 tubercles along each side. A pair of large erect compressed tubercles 

 in front of the caudal spine, a single tubercle above the middle of 



