94. LABRID.E. 
597 
314.— DAIflALICHTIIYS Girard. 
(Girard, Proc. Acad. Nat. Sci. Phila. 1855, 321 : tyiie Damalichthys vacca Girard.) 
Body ovate, compressed, with long caudal peduncle. Head rather 
large. Mouth moderate, the lower jaw included. Lijis full, the lower 
with a frenum. Teeth very few, short, conical, bluntish, in one series. 
Gill-rakers short and slender. Lower pharyngeal very large, convex 
behind in outline, with the lateral horns very short and thick. Anterior 
tooth-bearing area on the plane of the bone; posterior area inclined 
backward, forming a steep angle with the anterior part; teeth on an- 
terior part low, truncate, hexagonal, tessellated ; on i^osterior part ovate, 
flattened, imbricated, and turned forward so that the posterior side forms 
the grinding edge. Scales rather small. Dorsal spines low, much 
shorter than the soft rays. Anal fin long, with small spines. Vertebrm 
13 -f 21. Species of large size, plainly colored, externally resembling 
Ditrema, but singularly distinguished from all the other members of 
the family by the peculiar jrharyngeals. (<5a//aP.£'?, calf; ixOu';, fish; in 
allusion to its viviparity.) 
940. I>. argyrosoraais (Girard) J. & G. — White Perch; Porgee. 
Color soiled white, with silvery lustre; three or four obscure dusky 
bars, most distinct in the young; fins nearly plain, dusky. Form 
broadly elliptical, the dorsal curve regular; caudal peduncle rather 
slender. Head not blunt; premaxillary just below the level of the 
pupil, the maxillary scarcely reaching front of eye. Lips thickish, even. 
Cheeks with 3 or 4 rows of scales. Gill-rakers not ^ so long as the 
large eye, which is longer than snout. Teeth very few, short and blunt. 
Dorsal spines stoutish, the last one highest, half the height of the soft 
rays. Caudal deeply forked, the upi)er lobe the longer. Pectoral long. 
Head 3^ ; depth 21-. D. X, 23; A, III, 29; Lat. 1. 63. L. 15 inches. 
Pacific coast of United States, north to Vancouver’s Island; very abun- 
dant northward. 
(Erntiotoca argyrosoma Grd. Proc. Acad. Nat. Sci. Phila. 1855, 136, and in U. S. Pac. 
R. R. Surv. Fish. 180: Damalichthys vacca Girard, Proc. Acad. Nat. Sci. Phila. 1855, 
321, and in U. S. Pac. R. R. Snrv. Fish. 182: Diirema vacca Giinther, iv, 246.) 
Family XCIV. — LABRID^F. 
{The MVrasse-fishes.) 
Body oblong or elongate, covered with cycloid scales; lateral line 
continuous or interruxited, often angularly bent. Mouth moderate. 
