No. 22.] HYMENOPTERA OF CONNECTICUT. 491 



black, second and fourth funicular joints silvery white, apical 

 three-fourths of club light brown, with a rather silvery tinge; 

 legs mostly dark brown, front wings mostly infuscated. 



Bred from the scurfy scale (Chionaspis furfura) and a species 

 of Aspidiotus on pear and apple. Apparently erroneously said 

 to have been bred from the eggs of Malacosoma americana, 



ENCYRTID^. 

 Key to Genera. 



1. Females 2 



Males IS 



2. Funicle more than 4-jointed 3 



Funicle 4-jointed, mandibles bidentate, face with a distinct 



carina between antennae at their insertion, front minutely 

 shagreened and with minute scattered punctures, scape 

 cylindrical, flagel at most subclavate; anterior wings with 

 the marginal vein twice as long or more than twice as long 

 as the stigmal, postmarginal vein mostly longer than the 



stigmal, stigmal vein very oblique, subclavate 



Meromyzobia p. 493 



3. Funicle 6-jointed, face not angled; scape, funicle and club not 



flattened; scutel without grooves 4 



Funicle 5-jointed Rhopus p. 493 



4. Scutel three-cornered, with or without rounded tip 5 



Scutel crescent-shaped, wings rudimentary Baeocharis p. 494 



5. Scutel with a bunch of hair at tip 6 



Scutel without a bunch of hair at tip 7 



6. Pedicel shorter than first funicular joint; mesothorax with- 



out silvery hairs, marginal vein shorter than stigmal.... 



Comys p. 494 

 Pedicel longer than first funicular joint; mesothorax with 

 silvery hairs, marginal vein at least at long as the stigmal 



Chiloneurus p. 496 



7. Head without very large umbilicate punctures 8 



Head with very large umbilicate punctures; wings clear, 



marginal vein wanting or very short . . . . Bothriothorax p. 497 



8. Club of antennae obliquely truncate 9 



Club of antennae not obliquely truncate; wings developed; 



scutel arched and with a smooth tip II 



9. Facial groove very pronounced 10 



Facial groove slight . = Homalotylus p. 500 



10. Pedicel three or more times as long as it is thick at apex.. 



Litomastix p. 503 



Pedicel not three times as long as it is thick at apex 



Copidosoma p. 498 



