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



6. Color of body yellowish 7 



Color of body dull or bright reddish 8 



7. Color of body varied with blackish red; propodeum, part of 



pleurae, first dorsal abdominal segment except at tip, and 

 sides of second and third dorsal abdominal segments, black. 



Length 4-5 mm intermedius 



Color of body dull honey-yellow, more or less varied with 

 fuscous; third and fourth dorsal abdominal segments acic- 

 ulated; eyes almost circular, not at all emarginate. Length 

 6 mm aciculatus 



8. Dull reddish, thorax sometimes varied with fuscous; anten- 



nae of female pale stramineous, of male black, with a 

 broad yellowish annulus; only base of third dorsal abdom- 

 inal segment aciculated; eyes ovate, scarcely emarginate 



within. Length 7-9 mm .burrus 



Bright reddish, antennae dusky; third dorsal abdominal seg- 

 ment not aciculated; eyes elongate, distinctly emarginate 

 within. Length 7 mm rileyi 



*A. parasiticus Norton. 



Parasitic on Diprion abietis. 

 *A. burrus Cresson. 

 , Parasitic on Apatela hasta and A. lobelia. 



*A. waldeni Viereck (new species). 

 Type locality: Stonington, 16 May, 1906 (B. H. W.). 



A. rileyi Cresson. 

 Parasitic on Apatela oblinita and Nephelodes violans. 



A. aciculatus Cresson. 



A. intermedius Cresson. 



Parasitic on the American tent-caterpillar, (Clisiocampa) 

 Malacosoma americana, Apatela oblinita, A. americana, A. 

 hast ilif era and A. dactylina. 

 A. lectus Cresson. 

 A. terminalis Cresson. 



Parasitic on (Leucania, Heliophila) Cirphis unipuncta and 

 Nephelodes violans. 



New KCaven, 23 July, 1912. 

 A. abdominalis Cresson. 



Hormius Nees. 

 H. completus Provancher. 



Female: thorax brown, or reddish, only partly black, i. e., 

 propodeum and sternum mostly black ; rest of thorax stained 



