2G0 f&OOEEDlNas OF THE ACADEMY OF [1886. 



U. S. Fish Comm., 1881, 329 (Panama); Jordan & Gilbert, Bull. U. 

 S. Fish Comm., 1882, 111 (Panama); Jordan & Gilbert, Proc. U. 

 S. Nat. Mus., 1882, 377 (Panama); Evermann & Meek, Proc. Acad. 

 Nat. Sci. Phila., 1883, 120 (Panama). 

 Gerres aprion Giinther, Fish, Centr. Amer., 391, 1866 (Name only) 

 (Panama). 



Habitat. Atlantic and Pacific coasts of tropical America ; 

 Galapagos Islands, Peru; Panama; Havana; Key "West. 



The specimens examined b^^ us are from Havana (2 specimens, 

 5| and 6 inches in length), and Kej' West (5 specimens, 3 to 6 

 inches in length). 



Head 3f ; depth 3 ; scales 5-45-10. 



Bodj- rather slender, compressed, elliptical, back littie elevated, 

 head flat, with a slight depression above front of orbit. Maxil- 

 lary triangular and small, the width at posterior end being ^ the 

 length, which is about ^ diameter of e3^e, also ^ length of second 

 dorsal spine. Preorbital and preopercle entire. Eye large, 2| 

 in head ; snout 3|-, and interorbital, 3^ in head. 



Second and third dorsal spines about equal, the third perhaps 

 slightly longest, 1^ in head, all weak and flexible. Second anal 

 spine relatively strong, third weaker but slightly longer, 2| in 

 head; base of anal 1| to 2^ in length of head. Least depth of 

 caudal peduncle 2 in head. Pectorals about | length of head, 

 their tips reaching vent. Yentrals If in head, reaching about | 

 distance to vent. Premaxillar3^ groove narrow, linear and naked, 

 and not extending quite to the vertical of centre of pupil. 



Color silvery with bluish reflections, darker above lateral line. 

 Tips of spinous dorsal black, ventrals dusky (lighter in Key 

 West specimens) ; a black supraorbital spot, caudal dusky, body 

 covered with very fine dark pimctulations. 



This species has not been hitherto recorded from the Atlantic. 



.". Gerres pseudogula. 



Eucinostomus pseudogtda Poey, Enum. Pise. Cub., 53, pi. i, 1875 

 (Havana). 



Gerres jonesi Giinther, Ann. and Mag. Nat. Hist., iii, 1879, 150, 389 

 (Bermudas) ; Giinther, Voyage Challenger, Fishes, i, 10, 1880 

 (Bermudas) ; Evermann & Meek, Proc. Acad. Nat. Sci. Phila., 

 1883, 120 (Bermudas); Jordan, Cat. Fish. N. A., 1885, 95. 



Habitat. West Indies ; Bermudas ; Cuba. 

 We have examined eight specimens of this species, all from 

 Havana. They range from 2f to 7 inches in length. 



