304 Tllte CANADIAN ENTOMOLOGlfel. 



*Tenthredo ferriigineipes, Cress.,. Trans. Am. Ent, Soc, Vol. 8, p. 22. 

 *Tenthredo flavomarginis, Nor., Trans. Am. Ent. Soc, Vol. 2, p. 238, 

 *Tenthredo mimula, Cress., Trans. Am. Ent. Soc, Vol. 8, p. 23. 



Tenthredo morosa, Cress., Trans. Am. Ent. Soc. Vol. 8, p. 23. 



Tenthredo occidentalis, Cress,, Trans. Am. Ent. Soc, Vol. 8, p. 23. 



Tenthredo pallipunctus, MacGill, Can. Ent., Vol. 27, p, 282. 

 *Tenthredo pectoralis, Nor., Trans. Am. Ent. Soc^ Vol. 2, p. 237. 



* Tenthredo pleuralis. Cress., Proc. Ent. Soc. Phila., Vol. 4, p. 245. 

 *Tenthredo rufipes. Nor., Proc. Ent. Soc. Phila., Vol. 3, p. 15. 



Tenthredo sectilis, Cress , Trans. Am. Ent. Soc, Vol. 8, p. 23. 



Tenthredo terminatus, MacGill, Can. Ent., Vol. 27, p. 283. 



Tenthredo semirufiis, Nor., Trans. Am. Ent. Soc, Vol. 2, p. 235. 

 *Tenthredo variatus. Nor., Proc. Ent. Soc. Phila., Vol. 3, p. 12. 



Tenthredo variegatus, Nor., Trans. Am. Ent. Soc, Vol. 2, p. 233. 

 *Tenthredo verticalis. Say, Trans. Am. Ent. Soc, Vol. 2, p. 228. 



Tenthredo ventricus, MacGill, Can. Ent., Vol. 27, p. 284. 



* Tenthredo xanthus, Nor., Proc. Ent. Soc. Phila., Vol. 3, p. 13. 

 *Poecilosoma punctulata, n. sp. 



Descriptions of New Species. 



Paecilosoma punctiilata. — Colour black. Length .25 inch. Head 

 narrow from back to front. Eyes set well apart. Abdomen long and 

 extremely flat. In the type specimen it is somewhat concave on the 

 dorsal surface. The base of each segment of the abdomen, except the 

 last two, contains two dorsal white spots, one on each side of the surface, 

 extending nearly half way to the joint in front, and close to the centre of 

 the body. Wings are hyaline, with a beautiful violaceous tinge. Stigma 

 and nervures black. 



Emphytus coloradensis. — Colour black. Small species, being only 

 .18 inch in length. Tips of mandibles red, and palpi white. Tibia of 

 front legs, tip of femora, and first joint of tarsus, white, rest of fore legs 

 black. Middle pair of legs have the tibia and femora partly white. 

 Hind legs entirely black. Wings hyaline, nervures black. Lower two- 

 thirds of stigma a lighter colour than upper third. 



BUfinocampa Gillettei. — Colour black. Length of body .18 inch, to 

 tip of wings .25 inch. Head rounded. Teguke white. Body short, 

 contracted. All the legs agree in having the tip of femora and tibiis 

 whitish, with the tarsi slightly darker in colour. Wings extend well 

 beyond the tip of the abdomen. Slightly dusky, with beautiful violaceous 

 tinge. Nervures black. Stigma wide, lower tvvo-lhirds of lighter colour 

 than upper one-third. 



