1892.]' ENTOMOLOGICAL NEWS. 20I 



tured; median carina prominent, mostly shining black; crest compressed 

 vertically just behind middle; above each eye a black impressed dot; a 

 yellow stripe along posterior edge of crest halfway to apex; sides poste- 

 riorly with several longitudinal carinae; about middle of lateral borders a 

 dark brown spot surrounded by a yellow ring; lateral angles produced; 

 tegmina vitreous, punctured, veins piceous, base with piceous spot and 

 posterior fourth nearly black; chest yellow, marked with piceous, hairy. 

 Abdomen black, posterior edges of segments yellow, last segment brown. 

 Legs testaceous, mottled with brown, tibiae triquetrous and spined, tips 

 of tarsi piceous. Length 8 mm.; width between lateral angles 4 mm.; 

 altitude 5 mm. 



Hab. — Fort Collins, Col. Described from a $ taken by Prof. 



Gillette, July 4, 1892. 



STICTOPELTA Stal. 

 Stictopelta marmorata $, n. sp. — Form similar to 7107m; castaneous, 

 mottled with yellow, the latter color predominating in anterior part. Head 

 yellow, nearly quadrangular, a semi-circular line around apex, a spot con- 

 tiguous to each ocellus, and a spot between these and each eye, dark 

 brown; eyes very dark green, surrounded by a yellow ring; prothorax 

 castaneous, mottled with yellow, darkest posteriorly; at the base, above 

 each eye, is a shining, irregular, impressed scar; lateral borders white, 

 this color extending from above base of tegmina nearly to apex, the tip 

 of which is black; punctured lightly throughout; tegmina vitreous j^ellow, 

 veins of corium piceous. apex lightly clouded; chest and abdomen \ellow, 

 ovipositor castaneous; femora yellow, tibiae same color, outer surface 

 brown, except the anterior pair; tarsi yellow, tips darker. Length 9 mm. ; 

 \vidth 4 mm. ; altitude 3 mm. 



Described from one $ collected by Prof C. H. T. Townsend. 



Hab. — New Mexico. 



Subfamily CEXTROTIN.^ Stal. 



Centrodontas n. gen. — Head broad, short, almost spindle shaped, eyes 

 large, globular; prothorax superiorly developed into a rounded gibbosity, 

 lateral angles with a rounded tubercle, but destitute of horns; median 

 carina percurrent; posterior prothoracic process extends beyond scutel- 

 lum, which is bidentate at extremity, the process lying between these 

 teeth; it is straight, long, narrow, sides nearly parallel, sometimes sinuate 

 superiorly. Abdomen long, spindle shaped, reaching nearly to apex of 

 tegmina; tegmina opaque, convex externally, when closed forming a con- 

 cavity enclosing the abdomen; veins very prominent, the usual venation 

 being interfered with by numerous irregular venules cutting up the regular 

 cells; claws gradually attenuated to apex. Wings with three apical cells. 

 Legs simple, posterior trochanters unarmed, feet simple. 



Type of genus Gargara atlas Godg. , described in Ent. News, 

 vol. iii, p. no. 



I am not acquainted with Signoret's Gargara variegata from 

 Calabar, but judging from the description it may belong to this 

 eenus. 



