104. GOBIID.E GOBIONELLUS. G35 



Brazos Santiago, Tex. (Girard.) Like the preceding", a dubious species, 

 which may not belong to this genus. 



(Girard, U. S. Mex. Bound. Surv. Ichtli. 1859, 25.) 



. Pectoral Avitk its upper rays normal, simple, or nearly so; scales large. (Cory- 

 phopterus* Gill.) 



98. . glaiicofreemim (Gill) J. & G. 



Tawny, with a faint blue spot in the center of each scale, and with 6 

 spots, each formed by aggregation of dark dots, on the ridge of the 

 back between the second dorsal spine and the axil of the soft dorsal 

 fin; another row of similar but fainter spots runs from the scapular 

 region, and a third row along the middle of the sides; head tawny, 

 with dark spots and blue dots; a straight blue line across the cheeks; 

 dorsal fins with faint blue spots. Body robust, compressed; head 

 naked; mouth oblique, the lower jaw slightly projecting, the maxil- 

 laries extending to below pupil; teeth long, in many series, the outer 

 curved; scales ctenoid, large. Pectoral fin with the upper rays little 

 branched, not silk-like; cheeks scarcely tumid; caudal and pectoral 

 longer than veutrals, about as long as head. Head 3^; depth 4. D. 

 VI-10; A. I, 9; P. 18; Lat. 1. 25; 1. traiisv. 7. L. 1.J inches. Coast of 

 Washington Territory. (Gill.) The original type is now lost, and the 

 species has not been rediscovered. 



(CorypJurpterua glaucofratnum Gill, Proc. Acad. Nat. Sci. Phila. 1863, 283.) 



345. GOBIONELLUS Girard. 

 Emerald- fislics. 



(Smarugdus Poey. ) 

 (Girard, Proc. Acad. Nat. Sci. Pliila. 1858, 168: type Gobius lanccolulns Bloch. ) 



Body extremely long and slender, the depth contained more than 

 six times in the length to base of caudal. Scales small, ctenoid. Head 

 not depressed, obtuse-convex, scaly above; cheeks and opercles naked; 

 <no barbels. Teeth small, in narrow bands, those in the outer row in 

 the lower jaw setaceous, movable, in the upper jaw somewhat larger, 

 fixed; no canines; lower jaw thin and flat. Dorsal with 6 spines; soft 

 dorsal and anal many-rayed ; caudal lanceolate. "Base of the tongue 

 tuberculate, and shining with bright blue and green reflections, like a 

 a precious stone" (hence the names SmaragduSj Esmeralda, etc.). Ver- 

 tebrae elongate, 11 -f 15. ' (A diminutive of Gobi us.) 



. _ i __ _ 



, Proc. Acad. Nat. Sci. Phila. 1863, '262: type Coryphopterus glaucofrccnum Gill. 

 il'v, summit; nrspov, fin.) 



