March, 1914. List of Fishes of Costa Rica — Meek. 131 



diameter of eye 4.0 in head; snout 4.0; interorbital narrow, concave, 

 its width 7.7 in head; nape naked nearly to spinous dorsal; pectoral fin 

 broad, nearly reaching front of anal; breast and abdomen without scales; 

 caudal fin rounded; gill membranes connected to the isthmus. 



Color light olivaceous, the sides reticulated with darker and with 

 4 or 5 dark lateral blotches, caudal fin barred with darker. Known 

 only from the type. 



Eleotris latifasciatus Meek & Hildebrand. 



Eleotris latifasciatus Meek & Hildebrand, Pub. Field Mus., Zool. 



Ser., X, 191 2, 68 (Rio Cardenas, Panama). 

 This species had formerly been known only from Pacific streams of 

 Panama. 



Jesus Maria (i), 39 mm. 



Eleotris picta Kner & Steindachner. 



Eleotris picta Kner & Steindachner, Abhandl. Bayern Ak., 1864, 



18, pi. 3, fig. I (Rio Bayano near Panama). 

 Pacific Coast rivers from California to Ecuador. 

 Rio Grande, Orotina, April 22 (i), 310 mm.; Jesus Maria (3), 68 to 



117 mm. 



Chonophorus taiasica (Lichtenstein). 



Gobius taiasica Lichtenstein, Berl. Abhandl., 1822, 273 (Brazil). 



Chonophorus banana Regan, Biol. Cent. Amer., 1906, 11. 



This species inhabits the East Coast rivers from Mexico to Brazil 

 and the fresh waters of the West Indies. 



Guapilis (i), 195 mm.; La Victoria (5), 91 to 210 mm.; Parismina 

 (2), 50 and 107 mm.; Zent, April 12 (11), 75 to 165 mm.; Zent, April 15 

 (13), 85 to 105 mm.; La Junta (i), 77 mm. 



Chonophorus transandeanus (Giinther). 



Gobius transandeanus Giinther, Cat., iii, 1 861, 62 (Western Ecuador). 

 Chonophorus transandeanus Regan, Biol. Cent. Amer., 1906, 12 



(Western Ecuador); — Meek, Pub. Field Mus., Zool. Ser., vii, 

 ■ 1907, 150 (Rio Machuca, Costa Rica). 

 Awaous nelsoni Evermann, Proc. Biol. Soc. Wash., 1898, 3 (Rosario, 



Sinaloa, Mexico). 



