198 



R. R. MILLER 



Fig. 6. The Columbia River trout-perch, Columbia transmontana. 

 (From original drawing by A. H. Baldwin; see Jordan and Evermann, 

 1900, Fig. 330). 



Fig. 7. Distribution of the North American trout-perches and pirate 

 perches. The fossil pirate perch, Trichophanes, is known only from north- 

 eastern Nevada. (Percopsidae greatly modified from Rostlund, 1952, 

 map 32, using Walters (1955), Lindsey (1956), and original data. Range 

 of Aphredoderidae from unpublished map by Reeve M. Bailey.) 



