334 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [BulL 



3. Scutel not black 4 



Scutel black 5 



4. Scutel yellowish white; apex of abdomen black; head black, 



with white markings planosse 



Scutel yellowish stramineous; body mostly colored like scutel; 

 antennae with a whitish annulus pallescens 



5. Antennae black, or reddish or pale at base, and without a 



white annulus in middle , 6 



Antennas not as described in preceding paragraph ^ 9 



6. Abdomen at base pale or red 7 



Abdomen black at base and apex; exserted portion of ovi- 

 positor nearly as long as abdomen; areola triangular. 

 Length 5.5-7 mm lucens 



7. Apex of abdomen black, without a white mark; face black.. 8 

 Apex of abdomen red or yellowish black; propodeum bi- 



spinose; antennae mostly dark brown; first and second 

 joints yellowish beneath; third joint pale brown beneath; 

 palpi whitish; fore and mid coxae brownish stramineous; 

 hind coxae mostly black, with a brownish stramineous tip ; 

 trochanters brownish and yellowish; fore femora brown- 

 ish stramineous or fuscous, fore and mid tibiae and their 

 tarsi mostly yellow; hind tibiae brownish stramineous to 

 blackish brown, their tarsi blackish brown. Length 7-8 

 mm texanus 



8. Propodeum bispinose, otherwise mostly as in description 



of texanus above texanus 



Propodeum with lateral angles instead of spines; antennae 

 rufous beneath, brownish above; legs reddish stramineous 

 except fore and mid tarsi, which are brownish stramin- 

 eous, tips of hind femora and tibiae, which are blackish, 

 and hind tarsi, which are mostly blackish. Length 5-8 

 mm ruficomis 



9. Antennae brownish stramineous at base, and with a yellowish 



annulus; legs brownish stramineous; abdomen reddish 

 brown; length 6-7 mm.; sheaths of ovipositor about half 

 as long as abdomen vulgaris 



Antennae as described above for vulgaris; legs and abdomen 

 reddish; length 4-7 mm.; sheaths of ovipositor less than 



half as long as abdomen crassipes 



10. Exserted portion of ovipositor about as long as abdomen; 



antennae with a pale annulus. Length 8-10 mm signatus 



Exserted portion of ovipositor hardly one-third as long as 

 abdomen; abdomen above very dark brown or blackish .ex- 

 cept apex of second dorsal segment, which is reddish 

 brown; basal half of antennae brownish stramineous, apical 

 half dark brown. Length 4.5 mm quintiUs 



