AESCHNA. 119 



3. A. amazili. 



Aeschna amazili Burm. ! Handb. II, 841, 19, Anax maculatus Ramb. 

 Neuropt. 188, 7. 



Green, spotted with black ; head in front greenish-yellow, the 

 labrum margined with black ; front above, with a triangular, black 

 spot, bounded by yellow, each side a triangular blue spot ; thorax 

 bright green ; feet black, anterior femora luteous beneath ; abdo- 

 men long, stout, equal, the base inflated, blue ? (g ) or green (9), 

 segments 3 to 10 with a broad, black, dorsal fascia, narrower upon 

 the middle of the segments ; segments 3 7, with two blue or 

 green spots each side, the last segments almost entirely black : ap- 

 pendages black, superior ones of the male long, carinate, villose 

 within, the base narrow, the internal margin dilated, before the 

 apex excised, the apex exteriorly recurved, obliquely truncated, 

 acute ; the inferior appendage very short, transverse, quadrangu- 

 lar ; appendages of the female shorter, foliaceous ; wings hyaline, 

 pterostigma short, blackish-fuscous ; membranule brownish-black, 

 the base white. 16 18 antecubitals ; 6 8 postcubitals. 



Length 70 74 millim. Alar expanse 105 millim. Ptero- 

 stigma 5 millim. 



Hob. Guatemala (Collection of Hagen) ; Venezuela (Appun) ; 

 Pernambuco, Brazil (Yeilenmann). 



AESCHNA FAB. 



Anal angle of the posterior wings of the male acute ; second 

 segment of the abdomen auriculated. 



1. 2B. sitchensis! 



Aeschna sitchensis Hagen ! 



Blackish-fuscous, spotted with blue ; head ? ; thorax fuscous, 

 sides with two oblique, obsolete, yellowish stripes ; feet black, 

 tibia3 exteriorly 'rufous ; abdomen long, slender, equal, very much 

 arcuated behind the inflated base ; black, spotted with blue ; seg- 

 ments 3 10 with two large, apical blue spots, 3 to 7, with two 

 basal blue spots, the second segment with two blue lines each 

 side ; appendages black, moderate, a little incurved, foliaceous, the 

 base narrow, within carinated, before the apex inflated, the apex 

 short, acute, incurved; the inferior appendage one-half shorter, 



