26 



ZOOLOGY. 



List of specimens. 



46. HYSTEROCARPUS TRASKII, Gibbons. 



General Report upon Fishes. 



Body subelliptical in its profile ; nape convex ; frontal line depressed ; eye circular, of medium 

 size ; posterior extremity of maxillary extending to a vertical line drawn in advance of the 

 anterior rim of the orbit. In the male the upper regions are dark or purplish brown, unicolor ; 

 yellowish olive, spotted with black, on the lower portion of the flanks ; throat and belly golden 

 yellow. In the female the back is ash colored, with irregular black patches, approximating 

 somewhat to interrupted bands across the sides ; belly lemon yellow, 



List of specimens. 



47. HOLCONOTUS RHODOTERUS, Agass. 



Plate XXXV. — General Report upon Fishes. 



General aspect elongated, neither elliptical nor fusiform. Frontal region subconcave. 

 Head subcorneal ; mouth small ; posterior extremity of maxillary not quite reaching the ante- 

 rior rim of the orbit. Eye rather large and circular. Branchiostegals five. About forty-four 

 scales in the lateral line. Bluish grey or olive above ; silvery or yellow upon the sides, with 

 rose colored spots disposed in longitudinal series. 



List of specimens. 



48. ENNICHTHYS MEGALOPS, Grd. 



Plate XXXVII. — General Report upon Fishes. 



General appearance gibbous. Dorsal sheath very short. Mouth large and oblique. Eyes 

 very large, circular. Four rows of scales upon the preopercle. Branchiostegals six. Eighty- 



