580 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 112 



been taken between depths of 180 and 300 fathoms; the other record 

 was from 125 fathoms off Honduras. The type localities for K. cubana 

 have not been published, and are furnished through the courtesy of 

 Myvanwy M. Dick of the Museum of Comparative Zoology. They 

 are all from off the north central coast of Cuba: Atlantis station 3392, 

 22°35' N., 78°16' W., 225 fathoms; Atlantis station 3396, 22°34 / N., 

 78°15' W., 180 fathoms; Atlantis station 3414, 22°50'30" N., 78°52' 

 W., 230 fathoms; Atlantis station 3416, 22°50' N., 78°55' W., 200 

 fathoms; Atlantis station 3421, 22°49' N., 79°07' W., 235 fathoms; 

 Atlantis station 3422, 22°48' N., 79°09' W., 235 fathoms; Atlantis 

 station 3423, 22°50' N., 79°08' W., 245 fathoms; Atlantis station 

 3437, 23°05' N., 78°16' W., 260 fathoms. 



Genus Gnathagnus Gill 



Gnathagnus Gill, 1861, p. 115. Type species: Uranoscopus elongatus Temminck 

 and Schlegel, 1844, by monotypy. 



Gnathagnus egregius (Jordan and Thompson) 



Plate 4 



Execestides egregius Jordan and Thompson, 1905, p. 253, figs. 5-6 (type locality 

 reef at Garden Key, Tortugas, Fla. Type specimen in Stanford University 

 Natural History Museum, SU 8411).— Longley and Hildebrand, 1940, P. 267 

 (reference), 1941, p. 244 (described after Jordan and Thompson, 1905). — 

 Hildebrand, 1954, p. 318 ("24-10 grounds" off northern Gulf coast of Mex- 

 ico, between 21 and 31 fathoms, specimen 87 mm. long). 



Benthoscopus laticeps Longley and Hildebrand, 1940, p. 264, figs. 20-21 (type local- 

 ity off Tortugas, Fla., between 90 and 175 fathoms; type specimen in U.S. 

 National Museum, USNM 108879); 1941, p. 244 (reference).— Springer and 

 Bullis, 1956, p. 97 (Oregon stations in the Gulf of Mexico). 



Gnathagnus laticeps, Myers, 1946, p. 42 (generic relationship). 



SPECIMENS EXAMINED 



31°50' N., 79°14' W., Combat station 304, 180 fathoms, Apr. 22, 1957 (1), 197 

 mm. S.L., BLBG. 29°46' N., 80° 13' W., Combat station 9, 200 fathoms, July 29, 

 1956 (1), 197 mm. S.L., GWM acct. Dinner Key, Biscayne Bay, Dade County, 

 Fla., Mar. 1956, collector Fiefield (1), 57.5 mm. S.L., UMML 747. Off Tortugas, 

 Fla., between 90 and 175 fathoms, collector Longley (holotype of Benthoscopus 

 laticeps), 200 mm. S.L., USNM 108879. 24°20' N., 83°20' W., Oregon station 

 1005, 190 fathoms, Apr. 13, 1954 (2), 119-186 mm. S.L., GWM acct. 24°28' N., 

 83°25' W., Oregon station 1011, 200 fathoms, April 14, 1954 (1), 193 mm. S.L., 

 CNHM 61325. 24°29' N., 83°32' W., Oregon station 1938, 200 fathoms, June 15, 

 1956 (1), 145 mm. S.L., TU 12716. 29°16' N., 86°10' W., Oregon station 1383, 

 125 fathoms, Sept. 7, 1955 (1), 113 mm. S.L., USNM 158823. 29°57' N., 86°57.5' 

 W., Oregon station 326, 82 fathoms, Apr. 30, 1951 (1), 87 mm. S.L., GWM acct. 

 No. 190888. 29°38' N., 87° 16.5' W., Oregon station 281, 112 fathoms, Feb. 25, 

 1951 (1), 71.5 mm. S.L., CNHM 46648. 



29°38' N., 87°16.5' W., Oregon station 281, 112 fathoms, Feb. 25, 1951 (1), 

 131 mm. S.L., GWM acct. No. 188434. 29°38' N., 87°16.5' W., Oregon station 

 281, 112 fathoms, Feb. 25, 1951 (1), 79 mm. S.L., USNM acct. No. 187053, GWM 



