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



as in Fig. 38, No. 3 ; pale marks greatly reduced and mostly green 

 or buff; large bluish spots are present below the carinae on seg- 

 ments 4 to 8; dorsum of segment 10 smooth, without a median 

 spine; lateral carinae of segments 6 and 7 decidedly sinuate; anal 

 appendages (Fig. 36) with a prominent subapical tooth, directed 

 ventro-mesad, each appendage emarginate and with a tuft of hairs 

 proximad of the tooth. 



Female. — Color similar to the male. 



Head: distance from the hind margin of the vertex to the 

 frontal vesicle more than 2 mm. 



Abdomen: superior anal (Fig. 36) appendages approximately 

 I mm. in width, the tips pointed; basal plates of the ovipositor 

 not distinctly bilobed, the caudal margin sinuate; lateral plates 

 visible for about half the length of segment 9 ; lateral valves with 

 a conspicuous lateral carina which curves onto the ventral surface ; 

 ventral surface of the valves deeply sulcate at apices, the tips with- 

 out conspicuous pencils of hairs ; styli i mm. or less in length, or 

 considerably less than the length of the dorsum of segment 10. 



Measurements : total length, male 74, female 60-69 n^"^- 5 length 

 of abdomen, male 50, female 45-47 mm.; length of hind wings, 

 male 43, female 44-48 mm. ; width of hind wings, male 13, female 

 13-15 mm. 



Connecticut. — New Haven, 18 July, 1905 (H. Lange) ; September, 1920, 

 18 August, 1921 (P. G.) ; Westville, 11 August, 1913 (L. B. R.) ; Plain- 

 ville, 25 June, 1921 (W. E. B.) ; Twin Lakes, 20 August, 1921 (P. G.) ; 

 Storrs. 5 October, 1923 (J. Cronin) ; Litchfield. 19 August, 1909, 22, 24 

 July, 1910 (L. B. W.). 



New England. — May 6-November i. 



Fig. 2)7 • Aeshna niutata, anal 

 appendages and color pattern of 

 thorax. (From Howe.) 



Group 6. The Multicolor Group 

 Aeshna mutata Hagen 

 Synopsis of the Neuroptera of North America, 124: 1861. 

 Not yet found in Connecticut but details of structure and color 

 pattern of thorax may be seen in Fig. 37. 



