102 

 MUGILID^. 



AGONOSTOMA DORSALIS, n. sp. [No. 15111] 

 D. 41. A. I 



The height of the body is one-fifth of the total length, and the length 

 of the head is contained four and a half times in the same. Small teeth 

 in the upper jaw; no teeth in the lower jaw, on the vomer, or i)alatines. 

 Eyes without adipose membrane. Upper lip thin. The end of the max- 

 illa extends to the vertical from the front margin of the orbit. Inter- 

 orbital space flat. Prseorbital serrated anteriorly and below. The 

 anterior dorsal commences midway between the end of the snout and 

 the base of the caudal fin. 



Silvery, with a metallic luster along the back ; the base of the second 

 dorsal fin black. 



Length, 1.50 inches. 



