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 aciciUatus 



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 Apatelfl hast a 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. 

 hastilifera and A. dactylina. 



°A. lectus Cresson. 

 A. terminalis Cresson. 



Parasitic on {Leucania, Heliophila) Cirphis unipuncta and 

 Nephelodes violans. 



New Haven, 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 



