454 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



T. productus Riley. 



Female: average length 2.1 mm.; pedicel oval, flagel slightly 

 compressed, funicle joints subequal in size, club ovate, third 

 joint of funicle shorter than first and second, its length exceed- 

 ing its width but slightly ; abdomen flattened dorso-ventrally, pro- 

 longed to an acute tip. Male: average length 1.5 mm.; scape 

 somewhat broader below, flagel flattened, hairy, each joint except 

 club with a whorl of long, slender hairs at base, funicular joints 

 subequal in length, rather more than twice as long as wide, head 

 smooth and shining black, with slight metallic reflections, flagel 

 brown; pronotum'and mesonotum smooth shining black, metano- 

 tum, pro-, meso- and metapleurae, and all coxae above, finely 

 punctate, shining black ; submarginal vein of front wings with a 

 single superior bristle behind its middle, marginal vein three times 

 as long as stigmal, postmarginal absent ; median impressed line of 

 mesonotum very distinct, metanotal carina rather distinct; all 

 trochanters, distal end of all femora, all tibiae and tarsi, honey- 

 yellow, wing veins brown; abdomen compressed laterally, sub- 

 acuminate. 



Listed as a parasite of the Hessian fly (Mayetiola destructor). 

 T. saundersi (Packard). Eulophus saundersi Packard. 



Female : length 1 mm. ; differs from semidicc as follows : abdo- 

 men considerably shorter and thicker, scarcely longer than the 

 thorax; antennae much shorter, joints between the second and the 

 club longer than broad, brown and hairy; veins much paler, less 

 distinct, trochanters brown, femora brown, pale at base and 

 whitish at tip, tibiae and tarsi white, except tarsal joints, which 

 are pale brown; abdomen like the rest of the body, deep blue 

 with a greenish tinge, conic-ovate, tip not at all produced. 



Reared from the chrysalis of a butterfly of the genus Thecla, 

 presumed to be edwardsi. 



T. theclae (Packard). Eulophus thecla Packard. 

 Male: length 1.28 mm.; mostly dark metallic bluish black; 

 antennce brown, with whitish hairs ; mesonotum with a median 

 longitudinal sulcus, submarginal vein with two bristles; all 

 femora and coxae blue, all tibiae and tarsi yellowish white, last 

 tarsal joint dusky; abdomen broadly ovate, as long as thorax, 

 but broader than the same. 



