496 REPORT OF COMMISSIONER UF FISH AND FISHERIES. 



ANALYSIS Ol' SI'KCIKS OV OinilorKISTlS. 



a. nitrs.'il Hpiiies, xii or xni. 



b. Soft dorsal and anal scalolcss; moulli small; tcinjKnal crest, which arises from 

 bt'liiud the eye, very low and inconsjticnous, the npper edge helow l)a8o 

 of the hiyh supraoceipital crest, which origiuates over the pnpil (exam- 

 ined iu poiyi, chri/soptiTHs, chalccns, and ruber) [( )ktii()I'1{I.stis. J 



c. I'reorbital narrow, more than 5 iu head; second aual spine much stronger 

 than third and about the same length, less than 3 in head and al)oiit 

 eqnal iu length to first aual ray; scales large, 7-49-13. J?ody com- 

 ]»ressed, the back moderately elevated; anterior profile a little concave 

 and depressed above eye; ])rcoperc]e finely and sliar])ly serrate; gill- 

 rakers short and slender; snout short, rather shar}), e(|nal to maxillary; 

 eye large; jaws sul)e(])ial, with tlu; outer teeth scarcely (Milarged. Scales 

 arranged above in series which are oblicjue only to second tJiird of dor- 

 sal, behind that ]toiut horizcmtal. 1 )orsal tin low, but divided Jiearly to 

 )»ase; sj>ine8 slender, the lust one not half lirst soft ray, which is low but 

 larger than the others; anal low, with concave margin; pectoral long; 

 caudal forked, upper lobe longer. Color, grayish al)ove, silvery below ; 

 dark opercular edging conspicuous; no distinct markings. Head, 3^^; 

 depth, 'dt; D. xii, 15; A.iii, 11; scales, 7-49-13; maxillary, SJ; eye, 

 3J; preorbital, 5|; pectoral, 1; snout, 3J; spiuous dorsal, 2; second 

 anal spine, 2^; base soft dorsal in sjiinous, If Bkxnktti, 76. 



cc. Preorbital broad, less than 5 iu head; second anal spine about as stout as 

 third, more than 3 in head, not as long as lirst ray; scales small; ante- 

 rior profile not concave. 

 d. Anal, iii, 10 or 11; snout short and sharp, more than 3 in head; eye large, 

 about 4 in head. Form .and general appearance of cliri/fiopteriis; body 

 oblong, comi>re8sed, the back elevated, the profile steep and nearly 

 straight ; convex at the nape ; preopercle finely and sharply serrate ; teeth 

 small, outer above a little enlarged. 

 e. Lower jaw included; soft dorsal with 14 rays; scales large, 8-54-15 ; gill- 

 rakers very short .and slender, x + 15; pector.al short, 1^ in head; max- 

 illary not reaching to eye. Dorsal nearly continuous, the soft dorsal low, 

 with convex outlines; anal rounded, not A-ery low; second spine as long 

 and as largo as third, much shorter th.an soft rays ; caudal moderate, 

 the upper lobe longer. Color, bluish .above, silvery below; a brownish 

 spot on center of each scale altove, these forming streaks much as in letho- 

 prisHs, those .above the lateral line less continuous and a little more 

 wavy than in Iclhoprisiis; the young with two faint longitudinal dusky 

 streaks on each side of back; both dorsals with rows of brownish spots. 

 Head,3J; depth, 2f; D.xii, 14; A. ni, 10; scales, 8-54-15; maxilLary, 3i; 

 eye, 4; preorbital, 4 ; pectoral,!^; snout, 3A; sjiinous dorsal, 2^; second 

 anal spine, 3^; anal ray, 2j^; b.ase soft dorsal in spinous, 1^. . .Ruber, 77. 

 ce. Jaws subequal; soft dorsal 15-16 ; scales small, 9-58-18; gill-rakers very 

 short and small, x.-f 12; pectoral falcate, long, equal to he.ad ; maxill.ary 

 reaching to eye. Outline of dorsal straight, no notch ; spines low and 

 slender; soft dorsal low and equal; anal rather higher and shorter, the 

 spines graduated; edge of fin convex; caiulal moderately forked, the 

 upper lobe longer. Color paler than iiWi'//io^>ris/is; pale chalky-bluish 

 streaks along the edges of the rows of scales; a jialo streak below base 

 of dorsal; fins rather pale, the soft dorsal mottled with darker. Head, 

 3i; depth, 2?,; D. xii or xin, 15 or 16; A. in, 10 or 11; scales, 9-.58-18; 

 maxillary, 3i; eye, 4|; preorbital, 4i ; pectoral, 1^; snout, 2§^; spinous 

 dorsal 2J; second anal spine, 4 ; anal rays, 2f ; base soft dorsal in spinous, 



li ClIALCEUS, 78. 



