No. 34-] HEMIPTERA OF CONNECTICUT: MIRIDAE. 



485 



6. Form elongate, width not equal to one-half the length (p. 486) Group B 

 Form broad oval, strongly convex, width greater than or equal to 



at least one-half the length of the insect (western species) 



7. Scutellum punctate (western species) 



Scutellum impunctate (p. 492) Group C 



Key to Species of Group A. 



1. Dorsum bright red, clavus, a pair of large spots on corium and on 



pronotum black histrio 



Dorsum not red and black as the above 2 



2. Cuneus red or stained with reddish; membrane hyaline or with 



only a fuscous spot at apex poecilus 



Cuneus infuscated or with blackish ; membrane having two small 

 fuscous points on apical half, or broadly marked with fuscous . . 3 



3. Membrane nearly clear but having two small fuscous points, one at 



each side on the apical half nebulosus 



Membrane with the apical half heavily infuscated nubilus 



D. (Camptobrochis) nebulosus Uhler. 



Camptobrochis nebulosus Uhler, U. S. Geol. Surv. Terr., Mont. Prelim. 

 Rept, 417, 1872. 



18th Rept. State Ent. Minn., 91, 1921. 



Length 3.5-3.9 mm., width 1.75-2 mm.; ovate, shining; olivaceo- 

 testaceous and darkened with blackish, or fuscous to blackish and 

 marked with pale ; membrane clear, a pair of small fuscous points 

 on the apical half, one each side of the middle. 



Predaceous ; occurs most frequently on Quercus macrocarpa, 

 but also on other trees. 



New Haven, 18 March, 6 Aug., 191 1 (A. B. C.) ; South Meriden, 27 

 Feb. (H. L. J.) ; Westville, 2 Oct., 1905 (W. E. B.). 



c^Z^ c 



histrio ffeufi 



Fig. 50. Male genitalia of Deraeocoris nebulosus, D. nubilis, D. poecilus 

 and D. histrio, — (a) left clasper, lateral aspect, (c) right clasper, lateral 

 aspect, greatly enlarged. Drawing by Dr. H. H. Knight. 



D. (Camptobrochis) poecilus McAtee. 



Camptobrochis poecilus McAtee, Ent. News, xxx, 246, 1919. 

 18th Rept. State Ent. Minn., 96, 1921. 



