44 ACANTHOPTERYGII. 
Pomadasis bayanus, Jord. & Everm. Bull. U.S. Nat. Mus. xlvii. 1898, p. 1831°; Meek, Pbl. 
Columbian Mus. Zool. v. 1904, p. 201 *. 
Pristipoma labraciforme, Bouleng. Boll. Mus. Torino, xiv. 1899, no. 335, p. 3”. 
Depth of body 33-4 in the length, length of head 24-33. Snout 13-12 as long as eye, the diameter of which 
is 43-53 in the length of head; interorbital width 43-5 in the length of head. Maxillary extending a 
little beyond anterior margin of pupil. 12 or 13 gill-rakers on the lower part of anterior arch. 60-70 
scales in a longitudinal series, 7 or 8 between middle of dorsal fin and lateral line. Dorsal XIII 12; 
fourth or fifth spine longest, a little more than 4 the length of head. Anal III 7,second spine longest, 
3-4 the length of head. Pectoral 3-2 the length of head. Caudal very slightly emarginate. Caudal 
e e 
peduncle 13-1? as long as deep. Silvery, back darker ; dorsal and caudal fins dusky. 
flab. Pacific Coast of Tropical America, entering rivers: 
Lower California +-—Mexico, Rio Mascota in Jalisco (Buller); Panama, Rio 
Bayano !*.—Kcuador, St. Helena Bay®, Rio Durango (Rosenberg). 
Here described from specimens measuring from 160 to 260 mm. in total length. 
6. Pomadasis crocro. 
Pristipoma crocro, Cuv. & Val. Hist. Nat. Poiss. v. p. 264 (1830)*; Giinth. Cat. Fish. i. p. 296 
(1859) *, and Trans. Zool. Soc. vi. 1868, p. 386°. 
Pristipoma cultriferum, Poey, Mem. Cuba, ii. p. 185 (1860) *. 
Pomadasys approximans, Bean & Dresel, Proc. U.S. Nat. Mus. 1884, p. 160°. 
Pomadasis crocro, Jord. & Fesler, Rep. U.S. Fish. Comm. 1893, p. 493°; Jord. & Everm. Bull. 
U.S. Nat. Mus. xlvii. 1898, p. 138337". 
Pomadasys starri, Meek, Pbl. Columbian Mus., Zool. v. 1904, p. 200, t. 13°. 
Depth of body 33-83 in the length, length of head 3-33. Snout 11-13 as long as eye, the diameter of 
which is 4-5 in the length of head; interorbital width 44-5 in the length of head. Maxillary extending 
to below anterior 4 of eye. 11 or 12 gill-rakers on the lower part of anterior arch. 54-62 scales 
in a longitudinal series, 6 or 7 between lateral line and middle of dorsal fin. Dorsal XIII 11-12; fifth 
spine longest, 3 the length of head or less. Anal III 7; second spine longest, 3-3 the length of head. 
Pectoral 3 the length of head. Caudal very slightly emarginate. Caudal peduncle about 13 as long as 
deep. Back dark, sides silvery, sometimes with 2 or 3 dark longitudinal stripes; dorsal and caudal 
fins dusky. 
Hab. Atlantic Coasts of Tropical America, entering rivers : 
Mexico 2 3, Perez in Vera Cruz®; Guatemala, Rio Motagua (Salvin *).—Cuba 4 ; 
Jamaica®; Martinique!; Brazil®’. 
Here described from specimens measuring from 190 to 280 mm. in total length. 
Fam. 11. CENTROPOMIDA. 
The Centropomide, or Centropomine (if they be regarded as a subfamily of the 
Serranide), are a natural and sharply-defined group, represented on the coasts and 
in the rivers of Tropical America by the genus Centropomus and including also the 
Old-World genera Lates and Psanumoperca, found in the rivers of Tropical Africa and 
on the coasts and in the rivers of South-eastern Asia and Northern Australia. 
