LIST OF GENERA AND SPECIES WHICH APPEAR AS NEW IN 

 THE PRESENT PAPER. 



NEW GENERA. 



PACK 



Leptoancistrus 254 



Pseudocheirodon 275 



Leptophilypnus 361 



Microeleotris 362 



Hemieleotris 364 



NEW SPECIES. 



Ancistrus spinosus 252 



Hoplosternum punctatum 264 



Pseudocheirodon affinis 275 



Gephyrocharax intermedius 278 



Bryconamericus cascajalensis 284 



Hemibrycon dariensis 285 



Rceboides occidentalis . . . . , 293 



Sternopygus dariensis 309 



Priapichthys panamensis 322 



Eleotris isthmensis 359 



Leptophilypnus fluviatilis 361 



Microeleotris panamensis 363 



Microeleotris mindii 364 



221 



