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Marcu, 1914. List or Fisnes or Costa Rica — MEEK. 120 
Family Pomadaside. 
Pomadasis croco (Cuvier & Valenciennes). 
Pristopoma croco Cuvier & Valenciennes, Hist. Nat. Poiss., v, 1830, 
264 (Martinique). 
Pomadasts croco Regan, Biol. Cent. Amer., 1907, 44. 
This species inhabits the eastern streams and coasts of tropical 
America. 
La Victoria (15), 87 to 195 mm.; Zent, April 12 (17), 70 to 183 mm.; 
Zent, April 15 (5), 90 to 200 mm. 
Pomadasis bayanus Jordan & Evermann. 
Pomadasts bayanus Jordan & Evermann, Bull. 47, U. S. Nat. Mus., 
1906, 33 (Bayano River, Panama) ;— Regan, Biol. Cent. Amer., 
1907, 43- 
Pacific Coast streams of tropical America. 
Jesus Maria (4), 87 to 345 mm. 
Family Gobiide. 
Nearly all of the members of this family are marine. Some species, 
however, run into brackish and fresh water, though seldom beyond the 
influence of the tides; others, as Conophorus, Scyctdium and some species 
of Eleotris, are permanent residents of fresh water. 
Philypnus dormitor (Lacépéde). 
Gobiomorus dormitor Lacépéde, Hist. Nat. Poiss., m1, 1798, 590 
(Martinique). 
Philypnus dormitator Regan, Biol. Cent. Amer., 1906, 5. 
The dark lateral band is very well marked in specimens up to about 
75mm. In larger specimens (290 mm.) it becomes broken up and fades 
into the general color of the body. Caudal fin with spots arranged to 
form 5 or 6 vertical bars; these bars are broader and less numerous than 
those on the caudal fin of the following species. 
Parismina (2), 258 to 400 mm.; La Victoria (7), 65 to 215 mm.; 
La Junta (1), 285 mm.; Zent, April 12 (5), 125 to 300 mm.; Zent, April 
15 (8), 95 to 230 mm. 
