104 TERTIARY COLEOPTERA OF NORTH AMERICA. 



ChcERIDIUM ! EBENINUM. 



Choeridium f ebenimim Horn, Trans. Am. Ent. Soc. V, 244-245 (1876); Scudd., 

 Tert. Ins. N. A.. 490-491, pi. 1, figs. 18, 22 (1890). 



Bone caves of Penusylvania. 



PHAN^US MacLeay. 



An American genus tolerably rich in species, of which only about half 

 a dozen occur in the United States. A single fossil has been found in the 

 Pennsylvania Pleistocene. 



Phanjeus antiquus. 



PharuBus antiquus Horn, Trans. Am. Ent. Soc, V, 245 (1876); Scudd., Tert. Ins. 

 N. A., 489-490, pi. 1, figs. 12-14 (1890). 



Bone caves of Peimsylvania. 



^GIALIA Latreille. 



A north temperate genus with rather few species, most of them found 

 in North America. A single fossil species occurs in Wyoming. 



^GIALIA RUPTA. 

 jEgialiarupta Scudd., Tert. Ins. N. A., 489, pi. 8, fig. 19 (1890). 

 Green River, Wyoming. 



AT^NIUS Harold. 



An American genus with numerous species, of which about a dozen 

 and a half are found in the United States. A single fossil occurs in Colorado. 



At^nius patescens. 



PI. XI, figs. 5, 8, 10. 



Atcenitis patescens Scudd., Tert. rbynch. Col. U. S., pl. 1, fig. 14 (1892). 



Body slender, equal, slightly moi-e than twice as long as broad. Head 

 finely punctate and slightly plicate, slightly longer than in A. abditus Hald. 

 Thorax of the same shape as in that species, distinctly and rather closely 

 punctate, showing on the sides some tendency to a transverse arrangement. 



