G2G CONTRIBUTION'S TO NORTH AMERICAN ICHTHYOLOGY - IV. 



-I: A. II, 2.">; scales 10-1 iM- 10. L. 40 inches. Monterey, southward, 

 abundant about the Santa Barbara Islands; a food-fish of considerable 

 importance. 



(tLatilus princcps Jenyns, Zool. P.eagle. Fishes, 52 (from Galapagos Islands): /><- 

 /.<;// (iiiiiiinild Cooper, Proc. Cal. Acad. Nat. Sci. iii, 71, 18G4: Caulolcitilitft anomalus, 

 j,rin<Tpx, an<l tijJhiis Gill, Proc. Acad. Nat. Sci. Phila. 1865, 63: Cauloltitiliis anomulny 

 Streets, Bull. U. S. Nat. Mils, vii, 48, 1877: ? LatUus princeps Gunther, ii, 2o3.) 



971. C. chrysops (C. & V.) Gill. 



Reddish, marked with yellow; a yellow band below the eye and a 

 dark axillary blotch. Body rather robust. Interorbital width half 

 length of snout. Snout longer than maxillary. Eye small, G in length, 

 of head in adult. Fins rather short; caudal slightly emarginate: pec- 

 toral not reaching origin of anal, not one-fourth of total length. Dead 

 3i; depth 3j in length. D. VII-23; A. I, 23; Lat. 1. 120; 1. transv. 48. 

 (Goode & Bean.} Pensacola, Fla., and southward. 



(.' LdlihtN cliri/xo/iti Cuv. & Val. ix. 49(5, 183:? (from Brazil): 1 Latiliis cJirunops Giinther, 

 ii, "2~>:\: ".('(tnhihitilux ri/niwps Poey, Rept. Fis. Nat. i, 312, 18(57 (Cuba): Caulolatiltm 

 microps Goode &, Bean, Proc. U. S. Nat. Mus. i, 41!, 1878. The characters ascribed to 

 tin- latter species, Lcin,-;- details of form only, may be due to age, as greater differences 

 occur between young and old of C. pr'nia-px.') 



FAMILY CII (6). TRICHODONTID^. 



(TJie San fl- fishes.) 



Body i-.ulicr elongate, moderately compressed, naked. Head short, 

 flat on top, the sides vertical. Eyes large, high up, but not superior. 

 Month large, almost vertical; lower jaw projecting, its tip entering the 

 profile; lips fringed; premaxillaries protractile; maxillary very broad, 

 without supplemental bone, not slipping under the ve. v narrow preor- 

 bital. Teeth moderate, slender and sharp, but not setiform, in bauds 

 on jaws and vomer; palal ines toothless; inner teeth of jaws depiessible. 

 < Jill-rakers very short; gill-membranes narrowly united, free, from the. 

 isthmus. liranehiostegals .">. (Jills 1, a slit behind the fourth. Preop- 

 erele \\itli ~> prominent sp-nes, the two upper directed strongly upward, 

 the two lower downward, the middle one downward and backward: no 

 barbels; operele small, strongly striate, unarmed ; preorhital with sjiines; 

 no suborbilal slay. Lateral line obsolete. Dorsal tins separate, the first 

 the larger, of numerous slender, low spines; anal fin elongate, without 

 distinct spines, the rays of the anterior third of the fin much shorter 

 than the others; pectorals with a very broad, curved, prucnrrent base; 

 a broad lunate area between pectoral and gill-opening, nearly covered 

 by the operele; soft rays of dorsal, anal, and pectoral fins all simple; 



