No. 34.] HEMIPTERA OF CONNECTICUT: MIRIDAE. 525 



Ceratocapsus Reuter. 



Key- to Species. 



1. Clothed only with simple pubescence, sometimes with prominent 



long pilose hairs 2 



Clothed with two types of pubescence, bearing more or less closely 

 appressed sericeous, or scale-like pubescence, and usually inter- 

 mixed with more erect pubescent hairs 5 



2. Head largely, and the antennae, red ; dorsum uniformly yellowish ; 



length 4.5 mm (p. 527) lutescens 



Head and antennae not distinctly red; dorsum more or less 

 darkened 3 



3. Dorsum without transverse fascia 4 



Dorsum dark brownish, a broad pale or yellowish fascia across 



hemelytra just beyond tip of scutellum (p. 526) fasciatus 



4. Robust; head and thorax not or scarcely darker than hemelytra; 



brownish black, basal half of hemelytra frequently paler; length 



4-3 mm (p. 527) modestus 



Slender; head and thorax black, hemelytra yellowish but with 



fuscous cloud on corium ; length 4.5 mm 



(p. 534) nigrocephalus n. sp. 



5. ( 1 ) Dorsum without transverse pale fascia 6 



Dorsum dark brownish, a broad pale fascia across hemelytra just 



beyond tip of scutellum (p. 526) pilosui.-.n. sp. 



6. Pronotum impunctate, somewhat alutaceous " 7 



Pronotum punctate, sometimes rather finely so yet distinct 10 



7. Dorsum sparsely clothed with fine short pubescence, sometimes 



with a few scattering long hairs on scutellum and hemelytra .... 8 

 Dorsum clothed with rather sparsely set, prominent, long erect 

 pilose hairs ; dark brownish black, legs and antennal segments i 

 and ii yellowish ; length 4.1 mm (p. 530) sericus n. sp. 



8. Antennal segment iii, in length, greater than width of vertex plus 



dorsal width of an eye 9 



Antennal segment iii, in length, not equal to width of vertex plus 



dorsal width of an eye ; dorsum uniformly yellowish 



(p. 527) luteus n. sp. 



9. Antennal segment iii, in length, not equal to width of head; thorax 



reddish, basal half of hemelytra paler than apical half ; legs 



yellowish; smaller, length 3.4mm (p. 529) vicirras n. sp. 



Antennal segment iii, in length, equal to width of head; thorax 

 blackish, hemelytra brownish black except for small spot at basal 

 angle of corium and embolium ; legs dark reddish brown or black- 

 ish ; larger, length 4.4-4.7 mm (p. 528) nigellus n. sp. 



10. (6) Antennal segment iii, in length, greater than width of vertex 



plus dorsal width of an eye n 



Antennal segment iii, in length, not exceeding width of vertex plus 

 dorsal width of an eye 13 



11. Antennal segment iii, in length, equal to or greater than width of 



head 12 



Antennal segment iii, in length, not equal to width of head 



(p. 53i) purnilus 



12. Smaller, length, female 2.5 mm., male 3.1 mm. ; male cuneus colored 



similarly to corium; female ovate, brachypterous ..(p. 535) setosus 

 Larger, length, male 4.5 mm. ; cuneus red, corium yellowish brown 



(p. 533) drakei n. sp. 



13. (10) Width of vertex greater than dorsal width of an eye ;_ female 



femora greenish or yellowish, not distinctly reddish on apical half 14 

 Width of vertex (male) less than dorsal width of an eye; female 

 hind femora reddish on apical half, cuneus red, corium yellowish 

 brown translucent (p. 53*) fuscinus n. sp. 



