PROC. U. S. NATIONAL MUSEUM, VOL. 108 



DUNKLE. PLATE 2 



A 



D. 



Ant. 



Ant. 



B 



Paractichthys fibrillatus (Cockt-rcll). Scales (A, USNM 8662 type; B, USNM 14517) from 

 the upper Cretaceous l^lair formation in Sweetwater County, Wyo. Reproduction 

 approximately X 10. Explanation of abbreviations: Ant, anterior; d, dorsal. 



