1115 TERTIARY COLEOPTERA OF NORTH AMERICA. 



CISTELID^E. 



Ten species of tliis family have been found fossil, belonging to rive 

 genera, of which one is regarded as extinct. Only one of these species has 

 been found in the Pleistocene, and is regarded as identical with a living form. 



CISTKL1TKS Heer. 



A name proposed by Heer for fossil Cistelidae of uncertain position, of 

 which he described four, two from Greenland, the others from Baden and 

 from Sachelin in eastern Asia. E. Geinitz has used the same generic term 

 for species from the Lias of Dobbertin. 



ClSTELITES MINOK. 



minor Heer, Flora foss. aivt.. Ill, 25, pi. 5, liy. 18 (1874); Flora foss. 

 Grcenl., II, l-i. r >, pi. !<)!. ti\ <'> 



Puilasok, Aumarutigsat, Greenland. 



< '1STKLITES ITNCTVLATUS. 



Cistdites puncfodatus Heer, Flora foss. arct.. II. 4-,s4 iSo, pi. 56, tigs. U, 14l>c (1870); 

 Flora foss. aivt.. III. L'5. pi. 5, ti<r. 1~2 (1X74): Flora foss. Gnrnl.. 11. U5 (1SS8). 



Puilasok, Atanekerdluk, Greenland. 



Thirteen species of Meloidse, of seven genera, have been indicated from 

 the lower Tertiaries, but only about half of them have been described. 



GNATHIUM Kirby. 



An American genus with half a dozen species, all but one found in f he 

 United States. A single species has been found fossil in Colorado. 



GNATHUJM .F.TATIS. 

 tinii/li nun ii'tnt'ix Scudd.. Tci-t. rliyncli. Col. I'. S., ])l. '2.. tl^. 1(1 (1S!)'J). 



I lead smooth or with barely perceptible ruga', prolonged, the eves 

 o\al and nearly longitudinal I'rothorax remarkalilv short, apparently 

 broader than long, longer above than below, with verv faint transverse 



