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



Perilitus Nees. 

 This genus may be found in this State. 



Orgilus Haliday. 

 Key to Species. 



Length 3 mm.; honey-yellow; disk of propodeum and inter- 

 ocellar area black; flagel dusky brownish; a spot at apex of 

 hind femora, hind tibiae except a white annulus at base, 

 and hind tarsi, fuscous; wings hyaline, stigma and veins 

 brown kearf otti 



Length 4 mm.; black; scape brown in front, flagel very dark 

 brown, mandibles brown, but paler than scape in front; 

 fore and mid coxae mostly brownish red, hind coxae 

 mostly black, tipped with brownish red; femora brownish 

 red, apical half of hind pair mostly blackish; fore tibiae 

 concolorous with fore femora, mid tibiae reddish brown, 

 but with apical third dusky; hind tibiae mostly dusky or 

 blackish; tarsi more or less dusky, those of hind legs 

 blackish; wings tinged with brown, costa blackish, re- 

 maining veins blackish stramineous, basal and median 

 veins of front wings darker than the rest; abdomen 

 with a reddish lateral margin to second dorsal segment 



and a basal reddish margin to third dorsal segment* 



detectiformis 



0. kearf otti Ash mead. 

 Bred from the moth Recurvaria juniper ella. 

 *0. detectiformis Viereck (new species). 

 Male : length 4 mm. 



Type locality: Scotland, where the type was taken on 1 

 August, 1905 (B. H. W.). Paratype, West Thompson, 12 July, 

 1905 (H. L. V.). 



Bassus Fabricius. 



Microdus Authors, not Nees. 



Key to Species. 



1. Body almost entirely black. Length 3.5 mm 2 



Body not almost entirely black 3 



2. First and second dorsal abdominal segments brownish; coxae 



black; rest of fore and mid legs brownish stramineous; 

 hind legs black, except a white annulus near base of their 

 tibiae and a wide white annulus in middle of same; ex- 

 serted portion of ovipositor a little longer than abdomen 



pyrifolii 



