No. 22.] HYMENOPTERA OF CONNECTICUT. 207 



*M. quinnipiacorum Viereck (new species). 

 Black color of abdomen confined to the first dorsal segment; 

 head and thorax above partly black, mostly brown ; abdomen pale 

 brown. 



Type locality: New Haven, 6 July, 1904 (H. L. V.). 



*M, podunkorum Viereck (new species). 



Type locality: New Haven, 16 October, 1903 (H. L. V.). 

 *M. nawaasorum Viereck (new species). 



Head and thorax above mostly brownish stramineous. Type 

 locality: Branford, 25 July, 1905 (B. H. W.). 

 *M. konkapoti Viereck (new species). 



Head mostly black, thorax mostly stramineous tinted with 

 brown; abdomen mostly pale brown; legs mostly stramineous 

 except hind femora, which are whitish on the basal half and 

 dusky on the apical half ; palpi whitish. Length 2.5-3 mm. 



Type locality: West Thompson, 12 July, 1905 (H. L. V.). 

 *M. scanticorum Viereck (new species). 



Head and thorax above mostly blackish. 



Type locality: West Thompson, 12 July, 1905 (H. L. V.). 



°M. dorsator (Say). Bracon xanthostigmus Cresson. 



M. dorsator var. mellitor (Say). 



Length of body 2-3 mm.; ovipositor with exserted portion 

 about as long as the abdomen; stigma yellowish to brownish or 

 cloudy yellowish or fuscous. 



This is an abundant variety, and occurs throughout the state 

 in June, July and August. It is recorded as a parasite of the 

 lesser peach-borer, {Sesia) Synanthedon pictipes, and is para- 

 sitic on Sanninoidea exitiosa. 



°M. dorsator var. lixi (Ashmead). 



°M. dorsator var. variabilis (Provancher). 



M. dorsator var. aequalis (Provancher). 



New Haven, 24 May, 1905 (W. E. B.) ; West Haven, 27 

 June, 1905 (H. L. v.). 



*M. massasoit Viereck (new species). 



Length less than 4 mm.; head and thorax black; abdomen 

 almost entirely black. 



Type locality: Colebrook, 21 July, 1905 (H. L. V.). 

 °M. canadensis (Ashmead). Opius canadensis Ashmead. 



