218 NEUROPTERA OF NORTH AMERICA. 



21. Ch. collaris. 



Chrysopa collaris Sclineid. Monog. Chrys. 80, 9, tab. xv. Walk. Catal. 

 245, 19. 



Yellowish-green; a red streak each side, upon the cheeks, at the 

 eyes, another upon the lateral margin of the clypeus and labrum ; 

 a red point each side upon the occiput near the eyes; prothorax a 

 little broader than long, sides bright ferruginous; antennae shorter 

 than the wings, paler at base; anterior wings with the gradate veins 

 and all the subcubital ones, base and apex of the costal ones, base 

 of the second sector, the first sector, and some cubital 'ones partly, 

 black ; posterior wings with the costal veins black. (From the 

 description of Schneider.) 



Length to tip of wings 16 millirn. Alar expanse 29 millim. 



H(tb. Island of St. Thomas. 



Perhaps it is not distinct from Ch. transversa. 



22. Ch. thoracica! 



Chrysopa thoracica Walk.! Catal. 243, 15. 



Green, striped with yellow, robust ; antennae (absent from my 

 specimen) stout, much shorter than the wings, testaceous, yellow 

 at base ; face pale, a transverse rufous streak each side at the an- 

 tennas; palpi dusky; prothorax broad, short, a dorsal, longitudinal, 

 yellow stripe upon the middle ; abdomen with a similarly placed 

 yellow stripe; feet pale green; wings narrow hyaline, veins of the 

 costa, transverse ones of the second sector and gradate ones, black ; 

 pterostigma pale green. 



Length to tip of wings 16 millim. Alar expanse 29 millim. 



Hob. Havana (collection of Hagen); St. Domingo (Pierret). 



23. Ch. quadripunctata ! 



Chrysopa quadripunctata Burm.! Handb. II, 980, 5. Schueid.! Monog. 

 Chrys. 84, 12, tab. xviii. Walk. Catal. 246, 22. Chrysopa sichelii 

 Fitch, Report I, 89. 



Pale yellowish-green ; thorax and abdomen with a middle orange 

 stripe ; head pale, with a yellow spot above ; sides of the face, a 

 little between the antennas, and each side posteriorly, at the eyes, 

 orange ; antennas whitish, palpi whitish, with the apex fuscous ; 

 prothorax pale yellow, each side with three orange points ; meso- 

 thorax with an orange point each side anteriorly; feet pale; wings 

 hyaline, transverse veins almost all black. 



