VIII. 
LIST OF ILLUSTRATIONS. 
PLATES. 
(1) Native pulling a boat across rapids on the Upper 
Chagres. (2) Fishing party on the Rio Gatun. 
(1) Natives “poling” a boat across rapids on the Upper 
Chagres. (2) Fishing party on a trail through the jungle. 
(1) An Indian family of the Rio Tuyra Basin. The late 
Dr. S. E. Meek in rear. (2) Scene on the Upper Chagres. 
Trachycorystes amblops (Meek & Hildebrand). 
Lasiancistrus planiceps (Meek & Hildebrand). 
Leptoancistrus canensis (Meek & Hildebrand), type of a 
new genus. 
Loricaria capetensis Meek & Hildebrand, ventral view of 
anterior part of fish. 
Oxyloricaria citurensis Meek & Hildebrand, ventral view. 
Hoplosternum punctatum sp. nov., side view. 
Hoplosternum punctatum sp. nov., ventral view. 
Cyclopium pirrense Meek & Hildebrand. 
Apareiodon dariensis (Meek & Hildebrand). 
Pseudocheirodon affinis gen. et sp. nov., male. 
Bryconamericus cascajalensis sp. nov., male. 
Hemibrycon dariensis sp. nov. 
Creagrutus notropoides Meek & Hildebrand. 
Reeboides guatemalensis (Ginther). 
Reeboides occidentalis sp. nov. 
Brycon petrosus Meek & Hildebrand. 
Brycon argenteus Meek & Hildebrand. 
Sternopygus dariensis sp. nov. 
. Sternarchus rostratus Meek & Hildebrand. 
Cichlasoma tuyrense Meek & Hildebrand. 
Cichlasoma calobrense Meek & Hildebrand. 
Cichlasoma umbriferum Meek & Hildebrand. 
Neetroplus panamensis Meek & Hildebrand. 
Hemieleotris latifasciatus (Meek & Hildebrand), type of a 
new genus, 
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