55 2 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



7. Hemelytra uniformly black; pronotum red, median line of disk, 



and including the calli, black, thus leaving lateral margins of 



disk broadly red (p. 557 ) fraternus n. sp. 



Hemelytra with lateral margins pale or red 



(a) Pronotal disk with broad median ray extending from the 



black scutellum to anterior margin; calli and spot on 

 dorsal surface of collar, black, variety rubromarginatus n. var. 



(b) Pronotum and scutellum uniformly bright red; head, except 



tylus and the calli, red variety regalis n. var. 



(c) Head except tylus, and the calli, red; scutellum black, 



central area of pronotal disk black, in dark specimens 

 spreading to involve all but lateral margins and the calli . . 



. variety discifer n. var. 



8. Hemelytra uniformly black o 



Hemelytra^ with lateral margins red; pronotal disk red on median 



line, leaving a black or fuscous vitta at each side, sometimes the 



vitta reduced to form black spot near basal margin 



(p- 555) circumcinctus 



9. Antennal segment i, in length, only slightly greater than width of 



vertex, not equal to vertex plus one-third dorsal width of an eye ; 



length y.y mm., or less 10 



Antennal segment i, in length, equal to width of vertex plus one- 

 third dorsal width of an eye ; length 7.9 mm 



(p- 555) rubellicollis n. sp. 



(a) Scutellum black; collar, xyphus, lower half of propleura, 



and a short, clearly denned vitta extending from collar back 

 between calli but not beyond middle of disk, orange to 

 pink typical rubellicollis 



(b) Scutellum with reddish vitta; vitta on median line of prono- 



tal disk not attaining basal margin of disk 



variety vittiscutis n. var. 



(c) Scutellum with orange or reddish vitta ; orange colored vitta 



on median line of pronotal disk extending from collar to 



basal margin variety confluens n. var. 



10. Head red, tylus, and more or less on juga and lora, blackish; 

 pronotum red, basal half of disk with blackish; surface very 

 finely granulate (p. 554) insignis 



(a) Venter black, with not more than a red tinge at base; scutel- 



lum red, lateral margins blackish ; pronotal disk with 

 central area red, broadly invading the black but not as a 

 clearly defined vitta typical insignis 



(b) Venter red; scutellum black; basal half of pronotal disk 



black variety f raterculus n. var. 



Head black, basal margin of vertex slenderly red; scutellum black; 

 pronotal collar red but usually blackish above ; base of venter red 



beneath, but the gula never red ; surface coarsely granulate 



(p. 553) borealis n. sp. 

 P. rubrovittatus (Stal). 



Stett. Ent. Zeit., xxiii, 318, 1862. 



Female: Length 5.3 mm., width 2 mm. ; embolar margins 

 moderately arcuate ; surface distinctly granulate ; black ; head 

 except tylus and eyes, basal segment of rostrum, pronotum except 

 a flaring ray on each side of disk extending from callus to basal 

 margin, scutellum, mesoscutum except outer angles, sternum 

 except cloud each side, pleura, venter except vagina exterior, coxae, 

 femora except narrowly at base and apical one-third, red or 

 orange red. 



