Mo. 22.] HYMENOPTERA OF CONNECTICUT. 497 



:entral dusky patch and with an excurved hairless band at the 

 iistal border of the patch; just below the marginal vein is a 

 lairless line extending obliquely upward and bordered by inward- 

 lirected hairs; at distal end of stigma and postmarginal vein is 

 i transverse clear line, extending one-fourth the distance across 

 :he wing; all veins brownish, marginal very dark, stigmal almost 

 Dbsolete ; abdomen acuminate at tip, black, with many black hairs ; 

 )vipositor yellow-brown. 



Probably parasitic on Lecanium on pine. Bred from Leca- 

 iium fietcheri, L. caryce, L. sp. on Quercus aquatica, and Kermes 

 >p. on oak. 

 C. diaspidinarum Howard. 



Female : length 0.93 mm. ; mostly shining black ; vertex, 

 :heeks, pleurae, and abdomen with metallic bluish reflections ; 

 vertex shagreened, antennae mostly brown, tip of pedicel and all 

 3f fifth and sixth funicular joints dirty yellow, first funicular 

 joint shorter than pedicel and about as long as broad, second, 

 :hird and fourth joints slightly shorter than first, but about as 

 broad, fifth and sixth much wider, wider than long, club flat- 

 :ened, oval, as long as the four preceding joints combined, scape 

 :ylindrical; mesonotum with silvery pubescence, scutel rounded, 

 densely shagreened above, smooth behind, tuft of bristles com- 

 pact but not erect; front coxae and all tarsi except apical joint, 

 light yellowish; wings colorless, with marginal cilia, marginal 

 vein as long as or a little shorter than stigmal, postmarginal equal 

 in length to the stigmal; abdomen flat, ovipositor very slightly 

 exserted. 



Bred from female scales of Lepidosaphes ulmi. 



C. dactylopii Howard. 



Female: similar to female of C. formosus Boheman. Male: 

 marginal vein only slightly longer than the stigmal vein. 



On record as an American parasite of the cosmopolitan com- 

 mon mealy-bug (Pseudococcus citri). 



Bothriothorax Ratzeburg. 

 B. noveboracensis Howard. 



Female: length 1.6 mm.; body mostly bright metallic blue- 

 green; antennae with their scape honey-yellow at base, brown 

 toward tip, flagel brown, first funicular joint one-half as long as 

 32 



