86 NETJROPTERA OF NORTH AMERICA. 



23. A. vulneratum! 



Agrion vulneratum Hagen ! 



Brassy-green, varied with red; head brassy-green, in front red; 

 posterior lobe of the prothorax larger, margined with yellow, the 

 sides obliquely truncated; dorsum of the thorax obscure brassy- 

 green, each side with a narrow sulphur-yellow humeral line ; sides 

 sulphur-yellow; superiorly, a broad, bifid, brassy-green stripe, and 

 two lines, the second one interrupted, black; feet reddish-yellow, 

 femora exteriorly lineated with black; abdomen long, red, apex of 

 the dorsum infuscated, or (9) blackish-fuscous; appendages short, 

 red, superior ones broad, triangular, flat, incurved at the apex; 

 inferior ones oblong, broad, the apex truncated; segment 10 with 

 the margin excised in the middle ; appendages of the female short, 

 broad, yellow ; eighth ventral segment with no spine ; wings hya- 

 line, pterostigma rhomboidal, fuscous. 11 postcubital cross-ner- 

 vules. 



Vai'. 9 Dorsum of the abdomen fusco-aeneous, with a broadly 

 interrupted yellow ring at the base of the segments. 



Length 33 millim. Alar expanse 34 millim. 



ffab. Porto Rico (Moritz); Cuba (Poey); Essequibo, Guiana. 



24. A. dominicanum. 



Ac/rion dominicanum Selys. Poey, Ins. Cuba, 466. 



Red ; vertex, occiput, and the thorax above fusco-aeneous, with 

 four pale red stripes ; the sides and beneath yellow ; feet pale red ; 

 wings hyaline, rather broad, pterostigma sub-elongated, fuscous. 

 (From the description of De Selys Longchamps.) 



Length 31 millim. Alar expanse 34 millim, 



Hab. Hayti. 



25. A. rufulum! 



A(jrion rufulum Hagen ! 



Rufous ; head in front and behind yellowish ; hind margin of the 

 prothorax rounded ; dorsum of the thorax rufous, sides yellowish ; 

 feet yellow; abdomen rufous, the sides and venter yellowish (the 

 apex destroyed) ; wings hyaline, veins red, pterostigma rhomboidal, 

 sanguineous. ^. 11 postcubital cross-nervules. 



Length about 3t millim. Alar expanse 38 millim. 



Hah. North California. 



