

1885.] NATURAL SCIENCES OF PHILADELriHA. 15 



66. Scales moderate, about 60 in lateral series. D. "VT-I, 8; A. 



I, 7 or 8. 



c. Body comparatively robust ; depth 4 to 5 in length ; teeth 



in jaws all small, subequal. Pisonis. 9. 



cc. Body comparatively slender ; depth 6 in length ; head 3^. 



d. Teeth in jaws all small, subequal. JEquidens. 10. 



dd. Teeth in jaws unequal, some of those in the outer row 



enlarged. Belizana. 11. 



8. Eleotris amblyopsis. 



Culius amblyopsis Cope, Proc. Am. Phil. Soc, 1870, 473 (Surinam); 

 Goode & Bean, Proc. U. S. Nat. Mus., 1882, 236 (Gulf of Mexico); 

 Jordan & Gilbert, Proc. U. S. Nat. Mus., 1882, 610 (Charleston); 

 Jordan & Gilbert, Proc. U. S. Nat. Mus., 1882, 619 (Pensacola); Jor- 

 dan & Gilbert, Syn. Fish. N. A., 1882, 944. 



Habitat. — Atlantic coast of America, from Charleston to Suri- 

 nam. 



Only three specimens of this species are yet known. It is well 

 distinguished from its congeners by its larger scales. 



9. Eleotris pisonis. 



Eleotris capite plagioplateo, etc. "Gronow, Mus. Ichth., ii, n. 168," 

 1757. 



Gobius pisonis Gmelin, Syst. Nat. 1206, 1788 (based on Eleotris of 

 Gronow). 



Eleotris pisonis Bloch & Schneider, Syst. Ichth., 68, 1801 (based on 

 Eleotris of Gronow). 



6 obius pisonis Turton, Syst. Nat., 751, 1807 (South America). 



Gobius amorea Walbaum, Artedi Piscium, iii, 205, 1792 (based on 

 Eleotris of Gronow). 



Eleotris gyrinus Cuvier & Valenciennes, xii, 220, 1837, PI. 356 (Mar- 

 tinique, San Domingo, Surinam); Girard, U. S. and Mexican Boun- 

 dary Survey, 28, PI. xii, figs. 11-12, 1859 (Rio Grande); Giinther, 

 Catalogue Fish, in Brit. Mus., iii, 122, 1861 ; Poey, "Repert., i, 336," 

 1867; Poey, Syn. Pise. Cubens., 395, 1868 (Cuba); Poey, Enumer. 

 Pise. Cub., 127, 1875 (Cuba); Jordan & Gilbert, Proc. TJ. S. Nat. 

 Mus., 1882, 571 (name only); Jordan & Gilbert, Syn. Fish. N. A., 

 631, 1883. 



Eleotris picta Kner & Steindachner, Abhandl. bayer. Ak. Wiss., 1864, 

 18, PI. 3, fig. 1 (Rio Bayano, near Panama). 



Culius per nig er Cope, Proc. Am. Phil. Soc, 1870, 473 (St. Martins). 



Habitat — Both coasts of Central America, north to Cuba and 

 Texas, chiefly in fresh waters. 



