Jordan and Ever mann. — Fishes of North America. 2285 



2G22. GNATHTPOPS RHOMALEA (Jordan & Gilbert). 



Head 2|; depth 4. D. XI, 13; A. II, 13; scales 103 (pores fewer). Body 

 rather robust, compressed; head very large, ovoid, thicker aud deeper 

 thau body, with swollen cheeks, the occipital region high, the snout 

 somewhat truncate, the intermediate profile forming a nearly even curve; 

 greatest dejith of head equal to its thickness aud f its length. Eye 

 not very large, 6 in head, longer than snout, about equal to the width 

 of the tlattish interorbital space. Mouth large, the maxillary extending 

 well beyond the eye, but not to the margin of the preopercle nor to the 

 maudibulary joint, its posterior margin truncate; supplemental bone 

 small, but distinct; length of maxillary from end of snout If in head. 

 Teeth moderate, in both jaws, in broad bands which become narrow 

 on the sides ; outer series of teeth somewhat enlarged, especially in 

 upper jaw; 1 rather small, blunt tooth on middle of vomer. Gill mem- 

 branes scarcely connected; gill rakers long and slender, about f diameter 

 of eye, 9 + 19; pseudobranchiiP situated in a cavity above the gill aiches. 

 Head naked; scales on body small, smooth, somewhat embedded; breast 

 naked; lateral line ceasing opposite anterior third of second dorsal; 103 

 scales in a longitudinal series from head to caudal. Dorsal fin high ; a 

 rather deep notch separating the spines from the soft rays; the longest 

 spines 3 in length of head, more than \ longer than the last spine, and 

 scarcely lower than the soft rays. Insertion of dorsal opposite tip of the 

 bony opercle, the opercular flap extending to opposite the third spine, 

 last rays of dorsal and anal reaching past the base of caudal rays; caudal 

 fin rounded, about \ length of head; anal higher than soft dorsal, its long- 

 est rays 2\ in head; ventrals large, close together, inserted in front of 

 pectoral, \\ in head; pectorals short and broad, \% in head. Color in 

 spirits, olivaceous, slightly l)rowuish above, scarcely paler below, every- 

 where more or less tinged and mottled with greenish; head everywhere 

 thickly and closely covered with small rounded dark-brown spots, largest 

 al)ove and on cheeks, where they are about as large as pin heads; smaller 

 on lips and operclcs, most thickly set on the anterior part of the head ; 

 eye thickly spotted; spots similar to those on the head extending along 

 upper part of back, forming a vague band, which grows narrower backward 

 and disappears opposite front of second dorsal; front side of pectoral and 

 first 3 or 4 dorsal spines Avith dark spots; dorsal dusky olive, with darker 

 clouds, and with some dark spots, especially on the spinous part; caudal 

 and anal plain dusky or faintly marbled with paler; ventrals blackish, 

 greenish at base; pectorals dusky green. Gulf of California, in shallow 

 water; 1 specimen known, the type (above described) 16 inches long. 

 This is perhaps the largest species of the genus. {ponaXeo^, robust.) 



Opisthognalhus rhomalevs, Jordan & Gilbert, Proc. U. S. Nat. Mus. 1881, 276, Santa 

 Maria Cove, Lower California. (Type, No. 29382. Coll. Lieut, Heury L. Nichols.) 



2623. GXATHTPOPS SNTDEBI, Jordan & Evermann, new species. 



Head 3i ; depth 4^. D. X, 14 ; A. II, 13 ; scales 93 ; 60 pores ; 3 or 4 teeth 

 on vomer; lateral line very distinct, extending to fourteenth ray of dor- 

 sal; no notch separating the dorsals, the spines and soft rays not sepa- 



