382 T. D. A. COCKERELL. 



EXPLANATION OF PLATE III. 



FIG. !=; Richardsonins (Tiogma) pulchellus. Alamosa, Colorado. Stanford 

 University. 



FIG. 16. Richardsonius (Cheonda) carletoni. Cross Lake Thoroughfare, Maine. 

 Bureau of Fisheries. 



FIG. 17. Richardsonius thermophilus. Warm Spring, Harney Co., Oregon. 

 Stanford University. 



FIG. 170. Phractolaemus ansorgii. Brit. Museum. 



FIG. 1 8. Pantodon buchholzi. Brit. Museum. 



FIG. 19. Barbus mahecola. S. Canara (F. Day). Brit. Museum. 



FIG. 20. Heterolis nilolicus. Brit. Museum. 



