%fyt Canadian Itrtomotoijfet 



VOL. XXV. LONDON, OCTOBER, 1893. 



No. 10. 



WASHINGTON TENTHREDINID^E AND UROCERID^. 



BY ALEX. D. MACGILLIVRAY, ITHACA, N. Y. 



The specimens on which the present paper has been based were 

 collected by Mr. Trevor Kincaid, of Olympia, Washington. They were 

 all collected near that city except a few, which were taken along the 

 Skokomish River. Great credit is due Mr. Kincaid for bringing together 

 so large a collection. The specimens are deposited in the entomological 

 collection of Cornell University. 



TENTHREDINID/E. 



Trichiosoma f triangulum, Kirby. 



3 6 6 j June 6, 22, 23, 1892. They agree perfectly with Norton's 

 description of this species, except the apical segments of the antennae, 

 which are entirely black. 



Zarea americana, Cress. 



2 $ 9 » April 17 and May 23, 1892. 

 Hylotoma abdominal is, Leach. 



1 $ , May 3, 1892. Skokomish River. 



Hylotoma Macleayi, Leach. 

 1 $ , May 11, 1892. 



Euura abbiricta, Cress. 



1 $ , Skokomish River, May 8, 1892, 



Nematns castaneus, Kirby. 



A single female, which in all probability belongs to this species, has 

 two broad black bands on the lateral lobes of the mesothorax and two 

 less distinct bands on the median lobe ; the square spot on the vertex is 

 fuscous, a small spot between the antennae and the base of the sinus from 



+ The following is omitted from Cresson's synopsis. It will probably prove to be a 

 variety of triangulum and not the European species. 

 vitellina, Linn. 



1882. Trichiosoma, Kirby, List Hymen., Brit. Mus., I., IO. 

 Habitat. — Vancouver's Island, Rocky Mountains, (Europe). 



