Dec. 28, 1916. Fishes of Panama — Meek and Hildebrand. 355 



usually 33 in a lateral series (average for 14 specimens 33); 8 to 11 rows 

 between base of second dorsal and base of anal; origin of first dorsal 

 midway between tip of snout and base of last ray of second dorsal, the 

 spines weak, usually reaching to or past first ray of second dorsal; origin 

 of second dorsal slightly in advance of origin of anal, the rays varying 

 in length, the posterior ones the longest, often reaching base of caudal; 

 caudal fin scaly at base, its margin strongly convex; anal fin similar to 

 second dorsal ; ventral fins rather long, reaching vent and sometimes to 

 or past origin of anal, 1.04 to 1.43 in head; pectoral fins long, usually 

 reaching vertical from origin of anal, i to 1.23 in head. 



Color variable, usually very dark blue above, yellowish green bars 

 below. Young with oblique, yellowish green bars on sides, and often 

 with a more or less distinct dark lateral band. Sides of head with from 

 2 to 5 dark lines, these sometimes continued on body. Dorsals and 

 sometimes the anal with dark spots forming bars; caudal fin dusky; 

 distal half of anal usually rusty red, the margin white; ventrals and 

 pectorals yellowish green. 



There are at hand 179 specimens of this species, ranging in length 

 from 35 to lis mm. Our specimens are all from stagnant brackish 

 ponds and streams. 



Intestinal canal equal to about twice the length of body; air bladder 

 thin, adnate to the back. Stomach contents, mud, algas and other plant 

 tissue. 



Habitat : Atlantic coast and rivers from North Carolina to southern 

 Brazil and the West Indies. 



83. Dormitator latifrons (Richardson). 



Eleotris latifrons Richardson, Voyage "Sulphur," Fishes, 1837, 57, PI. 



35, figs. 4 & 5 (probably from Pacific coast of Central America). 

 Eleotris maculata (in part) Gunther, Cat. Fish. Brit. Mus., Ill, 1861, 



112 (Guayaquil), 

 Dormitator micropthalmus Gill, Proc. Ac. Nat. Sci. Phila., 1863, 170 



(Panama). 

 Eleotris maculata (non Bloch) Gunther, Trans. Zool. Soc. London, VI, 



1869, 440 (Huamuchal). 

 Dormitator maculatus (non Bloch) Jordan & Gilbert, Proc. U. S. Nat. 



Mus., IV, 1881, 232 (Cape St. Lucas) ; (in part) Jordan & Gilbert, Bull. 



U. S. Nat. Mus., XVI, 1883, 632; (in part) Jordan & Evermann, Bull. 



U. S. Nat. Mus., XLVII, 1898, 2196. 

 Dormitator latifrons Eigenmann & Fordice, Proc. Ac. Nat. Sci. Phila., 



1885, 72 (Pacific coast of Central America); Regan, Biol. Cent. 



Amer., Pisces, 1905, 9. 



