ANTHRIBID ®—ARAHOCERINI. 167 
BRACHYTARSUS PRISTINUS. 
Brachytarsus pristinus Scudd., Bull. U. 8S. Geol. Geogr, Sury. Terr., 11, 87 (1876); Tert. 
Ins. N. A., 466, Pl. vit, Fig. 26 (1890). 
Nothing can be added to the original description. 
Green River, Wyoming. 
Tribe ARAZOCERINI. 
A single species of this tribe has been found fossil in Europe and one 
in America, in each case referred to Choragus. The European occurs a 
Rott, the American at Green River. 
CHORAGUS Kirby. 
The minute species of this genus, few in number, are divided between 
Europe and America. Heyden has described a fossil species from Rott on 
the Rhine, and one very different species has occurred at Green River, 
Wyoming. 
CHORAGUS FICTILIS. 
Choragus fictilis Seudd., Tert. Ins. N. A., 465-466, Pl. vir, Fig. 9 (1890). 
The original single specimen is all that is known. 
Green River, Wyoming. 
