lOO CONNECTICUT GEOL. AND NAT. HIST. SURVEY [Bull. 



mesostigmal plates black; dorsal carina brown, the mesanepi- 

 sternum metallic green ; mesopleural suture brownish, the dorsal 

 half of the mesokatepisterna black; mesepimera black or green, 

 the dark color sometimes extending onto the metepisterna or 

 epimera ; remainder of the metapleura and metasternum yellow, 

 sometimes poUinose and obscurely marked with black ; legs with 

 striped femora and tibiae, the tarsi and claws dark brown, the 

 latter deeply notched; wings usually flavescent and with 13-15 

 postnodal cross-veins in the front wing and 12-15 in the hind. 

 Mj arising between the third and fourth postnodal in the front and 

 between the second and third in the hind ; stigma surmounting 

 two and one-half to three and one-half cells in both wings. 



Abdomen : metallic green and black and buff ; dorsum or terga 

 1-8 inclusive green, their lateral margins buff; terminal sterna 

 pollinose with age; anal appendages (Fig. 12, No. 8) black, the 

 superiors long and curved, with lateral surfaces coarsely tubercu- 

 late or spinose, the meso-ventral margins of each with a single 

 sharp basal tooth and a submedian projection which has several 

 smaller teeth ; inferiors blunt, very short, and each wdth a brush 

 of fine setae. 



Female. — Color metallic green and yellow and black. 



Head : similar to the male. 



Thorax : mesothorax with a broad, brownish or blackish stripe 

 covering the dorsal carina, and a green longitudinal stripe in the 

 middle of each anepisternum ; mesopleural suture with a broad 

 brownish or blackish stripe which extends across the katepi- 

 sternum ; metepimera with indefinite brown oblique stripe, the 

 remainder usually yellow; stigma surmounting as many as four 

 cells in both wings. 



Abdomen : ovipositor with broad black or nearly black lateral 

 valves, the ventral margins finely toothed and the valves separated 

 from the tenth segment by a considerable interval ; eighth sternites 

 large and black, caudo-dorsal angles rounded. 



Measurements: total length, male 48-51, female 47-49 mm.; 

 length of abdomen, male 36-40, female 36-37 mm. ; length of hind 

 wings, male 28-30, female 28-31 mm. ; width of hind wings, male 

 5.5-6.5, female 5.5-6 mm. 



This species is most closely related to vigilax and inaequalis, but 

 is more robust and the wings are noticeably flavescent. 



Connecticut. — East Haven, 21 July, 1920 (P. G.). 

 New England. — June i-July 21. 



Lestes forcipatus Rambur 



Histoire naturelle des insectes. Neuropteres, 246: 1842. 



Nymph. — Color buff or green. 



Head : brown and buff ; labium when folded extending caudad 



