5^2 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



23. Hind femora greenish to brownish, without subapical annuli 24 



Hind femora blackish, annulated with paler near apices ; hemelytra 



blackish, costal margin scarcely paler, cuneus clear, the apex 

 fuscous (p. 588) caryae 



24. Embolium greenish, clavus and inner half of corium dark fuscous 



to blackish (p. 587) (male) tiliae 



Embolium scarcely paler, hemelytra and whole dorsum nearly uni- 

 form dark brownish black (p. 594) (male) hirticulus 



25. (21) Hind femora biannulate near apices with brownish black or 



pale 26 



Hind femora dark brownish to black on apical half but not dis- 

 tinctly biannulate, distinctly pale on apex only 32 



26. Antennal segments i and ii black; embolium, outer half of corium, 



and cuneus, pale translucent (p. 593) johnsoni 



Antennal segment i pale or only slightly brownish; embolium 

 apically and outer half of corium darkened, but if not, then anten- 

 nal segment i distinctly pale 27 



27. Sides of body and usually hind femora distinctly reddish 



(P- 59°) communis 

 Sides of body and femora not distinctly reddish 28 



28. Embolium infuscated apically, or if not, then the calli and just 



before with blackish 29 



Embolium and basal half of corium pale, a large blackish spot on 

 apical half of corium; clavus and a nearly quadrate spot behind 



each callus blackish; calli and just before without blackish 



canadensis var. binotatus 



29. Antennal segment ii distinctly infuscated, at least apically 30 



Antennal segments i and ii yellowish ; clavus, apical half of corium 



and embolium blackish (p. 586) parrotti 



30. Calli blackish before as well as behind, a small fuscous spot or 



ray on median line just before or extending between calli 31 



Calli and a widening ray behind each callus blackish, in darkest 

 specimens the whole disk blackish but a distinct pale ray remains 

 between the calli ; head and legs usually slightly tinged with red- 

 dish ; in darkest specimens the scutellum and basal half of corium 

 remain paler (p. 586) parshleyi 



31. Scutellum except median line apically, and hemelytra except cuneus, 



dark fuscous to blackish (p. 588) caryae 



Scutellum and basal half of corium and embolium distinctly paler 



caryae var. subfuscus 



32. (25) Scutellum with median line infuscated; apex and inner 



margin of cuneus, femora and more or less on sides of body, 



reddish (p. 591 ) univittatus 



Scutellum never forming fuscous vitta on median line 33 



33. Pronotal disk with small fuscous mark behind each callus ; venter 



fuscous brown, a lateral pale stripe dividing the dark color .... 



(p. 592) semivittatus 

 Pronotal disk with distinct black ray or spot behind each callus; 

 sides of venter without pale stripe 34 



34. Pronotal disk with black rays behind calli but not attaining basal 



margin 35 



Pronotal disk with black stripe traversing outer half of callus and 

 extending to basal margin; pale yellowish, clavus and extremity 

 of corium and embolium black (p. 589) vitticollis 



35. Pronotal disk with two conspicuous black spots, one behind each 



callus and forming nearly square spots; ground color yellowish 

 brown; hind femora blackish except extreme tips (p. 589) atrinotatus 

 Pronotal disk with a conspicuous black ray behind each callus, 

 slender but becoming broader distally; ground color yellowish 

 brown with fuscous, distinctly tinged with pink; hind femora 



reddish brown, indistinctly annulated with paler at apices 



(p. 597) laureae 



