SUBFAMILY II. — COREIN^. 



249 



c. Pronotum with side margins produced forward at apex as a small 

 blunt tooth and median pale line obsolete behind middle; dorsum 

 black; fourth joint of antennae fuscous-black, the tip slightly 

 paler. 180. tristis. 



cc. Pronotum with side margins not produced forward at apex, and 

 median pale line entire or nearly so; dorsum yellow, or black 

 with two pale spots; fourth joint of antennae wholly or in great 

 part yellowish. 181. andresii. 



bb. Spines of head very prominent, longer than the diameter of the 

 eye; head without a pale line; femora armed beneath near apex 

 with one or two small spines. 

 d. Basal joint of antenna? without black spots ; connexivum alternat- 

 ed with black and orange; general color pale brownish-yellow. 



182. SCORBUTICA. 



dd. Basal joint of antenna? with large black dots; connexivum alter- 

 nated with black and pale yellow; general color fuscous. 



183. ARMIGERA. 



era. Head not armed above the base of antenna?; general color dull yel- 

 low; basal joint of antenna? beneath, black, above yellow dotted 

 with black. 184. repetita. 



180 (301). Anasa tristis (De Geer), 1773, 340. 



Oblong-oval, depressed above, convex beneath. Above dull clay- 

 yellow, very thickly marked with rather coarse fuscous punctures, with 



numerous small irregular yellow 

 smooth areas showing between them 

 so as to give a somewhat mottled 

 appearance; head fuscous with a 

 narrow median line the full length 

 and a shorter one each side, yellow; 

 antenna? either wholly fuscous or 

 dull yellow thickly marked with fus- 

 cous dots ; front side margins of 

 pronotum and tip of scutellum pale 

 yellow; connexivum with front half 

 of each segment yellow, the apical 

 one irregularly marked with fus- 

 cous punctures and blotches; mem- 

 brane fuscous-black; under surface 

 and legs dull yellow thickly sprin- 

 kled with fuscous dots and punc- 

 tures; beak and tarsi fuscous, the basal joint of former paler. Head 

 with a minute nodule on the base of each antennif erous tubercle ; basal 

 joint of antenna? stouter than in our other species, distinctly curved, 

 shorter than head, narrowed only at extreme base. Pronotum with front 

 side margins nearly straight, thickened and reflexed, their edge mi- 

 nutely serrulate; humeri not prominent, their tips obtusely rounded; 

 posterior side margins feebly sinuate, their inner angle subacute, trun- 

 cate basal margin wider than scutellum. Apex of corium sinuate near 

 tip. Membrane fuscous-brown, reaching tip of abdomen, male, a little 

 shorter, female. Length, 13 — 18 mm.; width, 4.2 — 6 mm. (Fig. 51). 



Fig. 51. a, female X 2 ; &, side view 

 of head ; c, ventral segments of male ; d, 

 same of female. (After Chittenden) 



