62G CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 



24;A. II, 23; scales lG-125-40. L. 40 inches. Monterey, southward, 

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

 importance. 



{1 Latilus princeps Jeuyns, Zool. Beagle, Fishes, 52 (rrom Galapagos Islands): De- 

 liciija anomala Cooper, Proc. Cal. Acad. Nat. Sci. iii, 71, 1884: Caulolatilus anomalus, 

 princcps, and affinis Gill, Proc. Acad. Nat. Sci. Phila. 1865, 68: Catdolaiilus anomalus 

 Streets, Bull. U. S. Nat. Mus. vii, 48, 1877: ^ Latilua princeps Guuther, ii, 253.) 



9t4. C. cSarysops (C. & V.) Gin.— Blanqidllo. 



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

 dark axillary blotch. Body rather robust. luterorbital width half 

 length of snout. Snout longer than maxillary. Eye small, 6 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. Head 

 3^; depth 3i in length. D. VII-25; A. I, 23; Lat. 1. 120; 1. transv. 48. 

 {Goode tfc Bean.) Pensacola, Fla., and southward. 



(^ Latilus chrysops Cuv. &. Val. vs., 496, 1833 (fi-oin Brazil): ^ Latilus chrysopa Gilnther, 

 ii, 253: 1 Caidolaiilus cyanops Poey, Rept. Fis. Nat. i, 312, 1867 (Cuba): Caulolat'h(S 

 microps Goode & Bean, Proc. U. S. Nat. Mus. i, 43, 1878. The characters ascribed to 

 the latter species, being details of form only, may be due to age, as greater differences 

 .occur between young and old of C. princcps.) 



Family CII (&).— TRICHODONTID^. 



{The Sand-fislies.) 



Body rather elongate, moderately compressed, naked. Head short, 

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

 Mouth 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 very narrow preor- 

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

 on jaws and vomer; palatines toothless; inner teeth of jaws depressible. 

 Gill-rakers very short; gill- membranes narrowly united, free from the 

 isthmus. Branchiostegals 5. Gills 4, a slit behind the Iburth. Preop- 

 ^ercle with 5 prominent spines, the two upper directed strongly upward, 

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

 barbels; opercle small, strongly striate, unarmed ; preorbital with spines; 

 no suborbital stay. Lateral line obsolete. Dorsal fins 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, procurrent base; 

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

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



