I04 CONNECTICUT GEOL. AND NAT. HIST. SURVEY [BuU. 



rings and longitudinal stripes on 8 and lo. and a triangular lateral 

 apical spot on each side of 9 ; anal appendages brown or blackish, 

 the superiors mostly smooth and not tuberculate or spinose on the 

 lateral surfaces (only two small spines in some), the basal mesal 

 tooth smaller than the tooth at the distal third; inferiors more 

 than half the length of the superiors, black, the tips laterally 

 compressed. 



Female. — Color similar to the male. 



Abdomen : shorter than the male ; ventral half of the lateral 

 valves of ovipositor usually black. 



Measurements : total length, male 46-52, female 43-46 mm. ; 

 length of abdomen, male 33-42, female 31-34 mm. ; length of hind 

 wings, male 18.5-24, female 20-23 mm. ; width of hind wing, 

 male 4.5-5, female 4.5-5 mm. 



Connecticut. — New Haven, 27 July, 1904 (P. L. B.) ; Branford, 6 July, 

 190S (H. W. W.). II August, 1921 ; Stratford, 9 July, 1920; Easton, 6 

 July, 1922 (P. G.). 



New England. — June 20-September 19. 



Lestes uncatus Kirby 



Catalogue of Odonata, 160: 1890. 



Nymph. — Color buflf or green. 



Head : mental setae 6 or 7 on each side ; lateral setae 3 (rarely 

 4) ; marginal setae of the mentum extending to the base of the 

 expanded portion ; labium, when folded, extending caudad of the 

 metacoxae. 



Thorax : legs with apices of the femora and the apices of the 

 tibiae and the distal half of the third tarsal segment brown ; wing 

 cases extending to the middle of the fourth abdominal segment. 



Abdomen : with well-developed lateral keels, which are provided 

 with apical spines on segments 5 or 6-9; dorsum of segments 9 

 and 10 and venter of 10 with long silken hairs; female ovipositor 

 extending beyond the apex of the proximal gill segment ; gills 

 contracted beyond the middle as in rectangiilaris and forcipatus, 

 rather sharply pointed at apices, the point similar to those of 

 unguiculatus. 



Measurements : length, 18-24 mm. ; length of abdomen, 11 mm.; 

 length of gills, 8-10 mm. ; width of gills, 2 mm. ; length of median 

 lobe, 5.5 mm.; width of median lobe, .3-1.6 mm. 



Adult, male. — Color bright metallic green and pale yellow. 



Head : dark green above, pale below ; occiput and postgenae 

 black and green ; antennae black ; postclypeus green or black, the 

 anteclypeus, labrum, exposed portions of the mandibles, their 

 trochantins and the genae pale yellow ; front, vertex, clypeus and 

 labrum pilose, the hairs pale ; a pale spot present beside each of 

 the lateral ocelli and one in front of the median. 



