NOMENCLATURE AND MORPHOLOGY. 83 



b. Scales small on body, much smaller on breast and back of 



neck, and quite small on cheeks; eleven rows of scales 

 between lateral line and dorsal fin ; 70 to 80 scales 

 along the lateral line (exclusive of small pre-caudal 

 scales). 



c. No scales on preopercular limb. 



d. Anal fin almost without scales. (?) 



e. Head moderate in size ; slightly convex between the orbits. 



/. Color, slaty or dusky green on back and sides, shading to 

 white on belly and lower jaw; young brighter green, 

 and more or less spotted and marked with vertical 

 bars; tail in young (in some localities), yellow at 

 base, middle black, tip white ; opercle with several 

 oblique olivaceous streaks; D. X, 13; A. Ill, 11. 



DOLOMIEU. 



** Mouth very large ; angle of mouth extends beyond the pos- 

 terior border of the eye. 



ft Third dorsal spine twice (at least) as high as the first. 



aa. Dorsal notch deep, almost dividing the fin into two. 



bb. Scales moderate; not much smaller on cheeks, nape or 

 breast ; eight rows of scales between lateral line and 

 dorsal fin ; 65 to 70 scales along lateral line (exclusive 

 of small pre-caudal scales). 



cc. A single row of scales on preopercular limb. 



dd. Anal fin somewhat scaly. (?) 



ee. Head large ; flat between the orbits. 



ff. Color, olive green, darker on back and shading to white on 

 belly and under side of lower jaw ; more or less spotted 

 when young ; not barred, though sometimes an irreg- 

 ular dark lateral band; three oblique streaks en 

 cheeks; these markings grow obscure with age ; D. X, 

 12; A. Ill, 10 SALMOIDES. 



