TRIBE I. — GALEATINI. 



457 



Wanakena, N. Y., Aug. 1—7 (Drake). 

 Known also from Ontario and Michigan, 

 the balsam poplar, Po pubis balsa mi f era L. 



Types from Colorado. 

 Occurs on willow and 



410 ( — ). Corythuca pallipes Parshley, 1918a, 82. 



Oblong, subquadrate. Body black; antennae, beak and legs brown- 

 ish-yellow; hood and paranota with nervures brownish, cells hyaline; 

 apical half of paranota with a small vague brown spot; elytra with 



basal and preapical brown cross-bars, 

 the latter enclosing two or three large 

 hyaline areola?, extreme apex in part 

 hyaline. Hood more than twice as high 

 as median carina, its cells large. Me- 

 dian carina highest in front, its basal 

 cell very large; front half of lateral 

 carina? feebly elevated, with three or 

 four cells. Length, 3.9 — 4.1 mm. (Fig. 

 100). 



Cranberry Lake, N. Y., July 4 

 (Drake)., Plattsburg, N. Y. (Da- 

 vis) . Known only from Ontario, 

 New England and New York. Food 

 plants, yellow birch, Betula lutca 

 Michx., and willow. 



The C. cyrta Par.sh. and C. betula 

 Drake, 1918, 86, are synonyms. 



411 ( — ). Corythuca heidemanni 



Drake, 1918, 87. 



Oblong, subquadrate. Body black; 

 antenna?, legs and nervures of upper 

 surface brownish - yellow; pronotum 

 lark brown; paranota with a small sub- 

 marginal brown patch in front of mid- 

 dle; elytra with rather broad basal and 

 subapical cross-bars, and narrow sutu- 



Fig. 100, X 14. 6, lateral view of i ™ ar p.i r , (; brown or fimcnim Hood 

 hood and median pronotal carina. ral margins Drown or IUSCOUS. riooa 



(After Drake Tech. Pub. 16, N. Y. St. wedge-shaped, strongly compressed in 



front of middle, its hind portion sub- 

 globose, with large cells and a few small spines on sides. Pronotum 

 with median carina one-third as high as hood, lateral carina? shorter, 

 not reaching hood. Paranota with margins broadly rounded, their spi- 

 nules very short. Elytra with costal margins nearly straight, costal 

 area with three irregular rows of rather large cells and some smaller 

 ones near base. Length, 3.7 mm. 



•TV 



Cranberry Lake, N. Y., Sept. 16 (Gerhard). Gibson states 



