10 



PROCEEDINGS OF THE ACADEMY OF 



[Jan., 



Body moderately elongate, contour fusiform, compressed, deepest 

 at spinous dorsal origin. Caudal peduncle compressed, least depth 

 1| its length. 



Head moderately robust, somewhat constricted below, profiles 

 alike. Snout broad, convex as viewed above, length nearly half its 

 width. Eye nearly impinging on upper profile, little advanced before 

 center in head length. Adipose-eyelids well developed, posterior 

 extends over last third of eye and anterior very narrow. Mouth 

 slightly inferior, and corner falls about opposite front nostril. Man- 

 dibular angle very broad, obtuse, symphysis forming little knob 

 fitting in depression above. Teeth very minute, feeble and uniserial 

 in upper jaw, apparently absent in lower jaw. Lips little fleshy, 



Fig. 4. — Mugil lepidopterus sp. nov. 



upper jaw width about half of pupil. Inner buccal folds rather 

 narrow. Tongue small, tip free, elongate. Maxillary exposed, 

 reaches eye. Lower preorbital edge slightly convex and finely 

 denticulate. Front nostril about last | in snout, simple pore with 

 slight cutaneous rim. Hind nostril short vertical slit, over and 

 little nearer front nostril than eye. Interorbital broadly and slightly 

 convex, depressed medially. 



Gill-opening forward nearly opposite front pupil rim. Rakers 

 about 30+48, slender or finely lanceolate, 3 in filaments and latter 

 about equal eye. Pseudobranchise about half of gill-filaments. 

 Isthmus narrowly constricted, with median groove forward. 



Scales large, in even longitudinal series, mostly uniform. Head 

 scaly, smaller scales below, extend forward on snout though not 



