656 PROCEEDINGS OF THE SATIOXAL MUSEUM. 



and the cubitus or oiil,y to tho latter; still it seems to me the most 

 probable that the tirst four veiiilets belong to the media and the last 

 six to the cubitus. Or, is it possible that the media has entirely disap- 

 peared? The anal area is long- and narrow, three and one-half times 

 as long as high, and occupies almost two-tifths the length of the wing; 

 its veins run parallel with the posterior margin, and nearly all end on 

 the suture. The veins are remarkably stout. 1 was not able to dis 

 tinguish accessory or cross veins. 



This highly specialized blattoid form is the lirst that has been found 

 in the Cretaceous formation, and may well be regarded as the type of 

 a distinct family. 



Ilolotype.— Cat. No. 85389, U.S.N.M. 



Locality. — The genus is named in honor of Dr. T. W. Stanton, of 

 the U. S. Geological Survey, who collected the type spechnen in the 

 Judith River beds of the Upper Cretaceous, at Willow Creek, Mon- 

 tana, where it was found associated with the fossil plants described l)y 

 Dr. r. H, Knowlton in Bulletin No. 257 of the U. S. Geological Survey. 



I 



