n Evermani) and Goldsbo rough — Fishes from the Canal Zone. 



HinalltTone and over much of anterior lower part of the hirger example. 

 The smaller one has dorsal XVI, 8; and V^I, 7; the larger one has dor- 

 sal XVII, 10; anal \'I, 7; scales 30. Each shows a white bar at base of 

 caudal rays, none of it on scales, Ijlack ])osterior to this bar; body of fish 

 luiiform dark l)rown. 



Family GOBIID.E. 



THE GOBIE.S. 



Eleotris pisonis (imelin. 

 One specimen \% inches Ions from Beach Island Swami), Cristoljal, 

 August IS. This is brackish water. The feeding haluts of the tish were 

 not observed. 



Dormitator maculatus (Bloch). 



Four specimens \}4 to ;>% inches long from Folk Kiver Swamp. 

 Nine specimens 2% to ;5% inches long from Ancon. One sjiecimcn 

 2% inches long from Ani-on was kept in a tank ." months and ]>rc- 

 servc(l .lune IS. FJcvcn sjicciuK'Hs 1^2 to 1' inches long from New 

 I'orto Bello, Fel»ruary 10, from stream entering reservoir from sontii. 

 ]Mr. .Jennings says: " Very shy, irihabit bottom, hiding under stones, etc. 

 Habits as to larva' and adaptability to confinement not observed." One 

 spt'cimen 1 inch long from running ditch of fresh water, with growth of 

 algfC at Cristobal, .July 1. Mr. Jennings says its food habits are not 

 known. It remains nuich at the l)ottom. Two specimens \ and 1 inch 

 long from Folks Biver Swamp, Cristobal, August 4; from mangrove 

 swamp, water lirackisii, swani]) not iufreiinently overflown, l)ut these lish 

 l)ore clianjre to fresh water well. 



