56 NEUROPTERA OP NORTH AMERICA. 



tral segment of the male furnished with accessory genital 

 organs ; abdomen with anal appendages ; body elongated, 

 narrow. 



Tribe I. ACJRIOA'IIVA. 



Antennae four-jointed ; eyes distant ; wings equal ; abdomen 

 cylindrical, slender; accessory genital organs, with the anterior 

 hook connate, penis and vesicle separated ; genital organs of the 

 female vaginate. 



Sub-Fam. I. CALOPTERYGINA. 

 Antecubital veins numerous, 



CALOPTERYX Leach. 



Wings very broad, densely reticulated, pterostigma absent in the 

 males, that of the female irregular, areolate ; basal space with no 

 transverse veins; anal appendages of the male forcipate. 



1. C. angustipennis ! 



Stjlphis angustipennis Selys ! CJ, ) Synops. Calopt. 9,2. Monog. Calopt. 

 21,2. Walker, Catal. 590, 2. SijJplds elegans Hag.! 9. Synops. 

 Calopt. 9, 1. Monog. Calopt. 20, 1. Walker Catal. 590, 1. 



Brassy-green, shining ; labrum and base of the antennsB yellow- 

 ish ; occiput with two acute tubercles ; feet very long, with short 

 cilia; abdomen long, slender, sides and venter rufescent (9); 

 wings narrow, long, hyaline, somewhat flavescent (9), veins 

 brassy-green; thorax rufescent, a dorsal green stripe, and a lateral, 

 divided, broader blue one. (Female.) Thirty antecubital cross- 

 nervules. No pterostigma. 



Length of body, ^ 67, 9 51 raillim. Alar expanse 84 millim. 



Bab. Georgia (Abbot); J'. Collection of Dr. Hagen; locality 

 unknown. 9. 



2. C. apicalis ! 



Calopteryx (ij)icalis Burm.! Ilandbuch. II, 827, S. Selys Synops. Calopt.! 

 9, 3. Monog. Calopt. 23, 3. Walk. Catal. 591, 3. 



Brassy-green, shining ; labium, antennae, thoracic sutures and 

 pectus black, or in part flavescent (9); feet long, black, with long 



