162 NEUROPTERA or NORTH AMERICA. 



3. Lep. verbenata! 



Lepthemis verbenata Hagen ! 



Luteous ; mouth fuscous, sides of the labium pale ; dorsum of 

 the thorax luteous, each side fuscous ; feet black, the femora partly 

 luteous ; abdomen luteous, the sutures and margins, the apex of 

 segments 4 to 7, and 8 — 9 entirely fuscous; appendages luteous; 

 vulvar lamina triangular, recurved ; wings hyaline, the posterior 

 ones with a basal, fulvous spot, which is veined with fuscous ; pte- 

 rostigma luteous; membranule black. 



Male Adult. Entirely blackish-fuscous, appendages luteous ; 

 spot of the base of the posterior wings, blackish-fuscous. 



12 — 14 antecubitals ; 10 — 12 postcubitals; three discoidal are- 

 olets. 



Length 43 — 48 millim. Alar expanse 66 — 14 millim. Ptero- 

 stigma 4 millim. 



Bab. Cuba (Poey) ; Porto Cabello, Venezuela; Surinam; Brazil. 



DYTHEMIS Hagen. 



Eyes connected in a short space ; posterior lobe of the protho- 

 rax small, entire ; abdomen a little shorter than the wings, slender, 

 triquetral, the base a little inflated, compressed, the apex a little 

 broadened ; feet long, slender ; the first sector of the triangle a 

 little sinuated; the triangle moderate, narrow ; appendages short; 

 genital organs a little prominent ; vulva disclosed, the lamina emar- 

 ginated, the segment following it carinated, bituberculated ; sides 

 of the eighth segment of the female entire. 



1. D. rufinervis ! 



Libellula rufinervis Burm.! Handb. II, 815, 15. — Lihellula cunjuncta 

 Ramb.! Neuropt. 91, 84. Selys ! Poey, Ins. Cuba, 444. 



Reddish-yellow ; mouth and front yellowish-red ; dorsum of the 

 thorax rufo-fuscous, or each side with an obsolete yellow line ( 9 ) ; 

 sides yellowish, four-striped with black ; feet black, or with the 

 femora partly luteous (9); abdomen slender, reddish-yellow, the 

 incisures, a basal and lateral stripe, and a dorsal streak each side 

 upon segments 8 and 9, black ; appendages rufous ; wings hya- 

 line, with red veins, the base yellowish, base of the posterior wings 

 with two fuscous streaks ; pterostigma rufo-fuscgus ; membranule 



