PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 277 



Dorsal flu high 5 a rather deep notch separating the spines from the 

 soft rays ; the longest spines 3 in length of head, more than half 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. Caudal fin rounded, about half length of 

 head. Anal higher than soft dorsal, its longest rays 2^ in head. Yen- 

 trals large, close together, inserted in front of pectoral, 14 in head. 

 Pectorals short and broad, 14 in head. 



Head 2^ in length to base of caudal ; greatest depth 4. Dorsal rays 

 XI, 13 ; A. II, 13. Lat. 1, 103. 



Color in spirits, olivaceous, slightly brownish above, scarcely paler 

 below; everywhere more or less tinged and mottled with greenish. 

 Head everywhere thickly and closely covered with small rounded dark 

 brown spots, largest above and on cheeks, where they are about as large 

 as pin's heads; smaller on lips and opercles; 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 three or four dorsal spines with 

 dark spots. Dorsal dusky oHve, 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. 



The single specimen obtained (29,382) is IG inches in length, being 

 unusually large for a member of this genus. It w^as taken with a hook 

 in Santa Maria Cove, in Lower California. 



29.358. Mugil hrasiliensis Ag. Mulege, L. Cal. 



29.359. Murcenapinta J. & G. (MSS.) Amortajada Bay, San Josef Island. 

 29,384. Nematistius pectoralis Gill. Picheluogo, L. Cal. 



29,380. Sparus hmchysofnus Lockington. Same locality. 

 29,378. Fistularia serrata Cuv. Same locality. 

 29,351. Balistes polylepis Steiud. Cape San Lucas. 

 29,354. OpJiichthys callisoma (Abbott) J. & G. Same locality. 



This si^ecies is probably not identical with Ophichthys triserialis (Kaup) 

 Gthr. 



B. — Species from the west coast of Lower California. 

 29,371. Umbrina roncador sp. nov. Pequeiia Bay. 



Umhrina undulata Steindachner, Iclith. Beitriige, iii, 21, 1875, and Denk- 

 schrift. Math-Naturw. Kais. Acad. Gesell. Wien, xli, 1879, 3.5 (repriut); 

 not of Girard, whose type, examined by us, is a Meniiclrrus. 



Umbrina xantijor. & Gilb., Proc. U. S. Nat. Mus., 1880, 456, and 1881, 48 

 (not of Gill). 



Description. — Body moderately elongate, the back somewhat elevated, 

 the curve from the snout to the dorsal comparatively regular; the slope 

 behind front of dorsal also regular, but less steep. Head conical, blunt- 



