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



2. Head black 3 



Head not black 4 



3. Abdomen entirely black; antennae 40-jointed thripites 



Abdomen pale banded minimus 



4. Head yellowish brown, antennae 27-jointed macer 



Head brownish, blackish above, antennae 25-jointed . . ottawaensis 



G. minimus Walsh. 



This is recorded as a parasite of the army- worm {Leucania, 

 Heliophila) Cirphis unipuncta, but is undoubtedly parasitic on a 

 Protapanteles parasite of this larva. 



Hartford, i-io February, May, 1904 (W. E. B.). 

 °G. thripites Taylor. 



Said to be parasitic on a species of Thrips infesting wheat in 

 New York State. There is some doubt as to this species belong- 

 ing to this genus. 



°G. dimidiatus Cresson. 

 °G. gentilis Cresson. 

 °G. unicolor Cresson. 

 °G. macer Cresson. 



°G. gracillimus Dalla Torre. Pesomachus gracilis Cresson. 

 P. cressonii Strickland. 

 °G. maculicollis Brues. 



Found in a nest of the ant Leptothorax longispinosus. 

 G. ottawaensis Harrington. 



Lyme; New Haven; Ridgefield. Reared from a Drassid egg 

 cocoon. 



*G. (Micromeson) lymensis Strickland. 

 Type locality: Lyme, 20 April, 191 1 ; emerged from a Drassid 

 egg cocoon 7 May, 191 1 (A. B. C). 

 °G. nigrellus Brues. 



Aptesis Foerster. 



A. microptera (Say). 



Length 5 mm. ; head, thorax, most of first abdominal segment 

 and abdominal segments beyond the third, black; basal half of 

 antennae and legs mostly stramineous ; apex of first and all of 

 second and third dorsal abdominal segments reddish brown; 

 exserted portion of ovipositor about as long as the abdomen. 



