336 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [BuU. 



or brownish stramineous, brownish stramineous at base; 

 each side of posterior aspect of propodeum with an ear- 

 like projection. Length 4.5 mm auriouliferus 



P. ruficornis Provancher. 



Colebrook, 2^ July, 1905 (H. L. V.). 



P. vulgaris Cresson. 



New Haven, 4 July, 1905 (H. L. V.). 



P. lucens Provancher. 



P. crassipes Provancher. 



°P. signatus Provancher. 



Antennae without a pale annulus in the male ; length 8-10 mm. 

 °P. planosae Fitch. 



Length 7.5 mm. ; mostly black ; thorax partly red ; abdomen 

 and legs tawny red ; hind tarsi and a band on the middle of the 

 antennae white. 

 / Parasite on the larch cheater (Planosa laricis). 

 °P. texanus Cresson. 

 *P. (Bachia?) tumidiformis Viereck (new .species). 



Type locality: Connecticut. Possibly Farmington (Norton). 



Type in collection of American Entomological Society, Phila- 

 delphia. 



*P. (B.?) brittoni Viereck (new species). 



Type locality: Stafford, 24 August, 1905 (W. E. B.). 

 *P. (B.?) auriculiferus Viereck (new species). 



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

 *P. (Plesignathus) nortoni Viereck (new species). 



Type locality: Connecticut. Possibly Farmington (E. N.). 



Type in collection of American Entomological Society, Phila- 

 delphia. 



*P. (P.) quintilis Viereck (new species J. 



Type locality: New Haven, 4 July, 1905 (H. L. V.). 

 *P. (P.) melanocerus Viereck (new species). 



Type locality: North Haven, 3 August, 1905 (H. L. V.). 

 *P. (P.) taenia tus Viereck (new species). 



Type locality: West Haven, 27 June, 1905 (H. L. V.). 

 *P. (Scinacopus?) orbitalifbrmis Viereck (new species). 



Type locality: New Haven, 27 July, 1904 (P. L. B.). 

 °P. orbitalis Cresson. 



