184 ROYAL SOCItTY OF CANADA 



ACOLOI DES SEM I NIC ER. 



AcoloiJea semiiiiger, Aslimead, IMonog. N. A. Proc, p. 173. 



Two tj'pe 9 9 in Coll. Ashmead, from Oltawa. In my collection 

 fourteen 9 9 ; of these two were taken near Hull on 22nd August, and 

 the remainder obtained from mo-ts collected at tlie end of November at 

 Ex2')erimeiital Farm and Dow's Swamp, Ottawa. 



Ceratob.ecs m n< jtatcs. 



f'rratiihn'iis binotdtns, Ashinead, ÎNIonog. N. A. Troc., p. 170. 



Six 9 9 from moss in November, Ottawa, of which two have wings. 

 This species is superficially very similar to the preceding, but is easily 

 separated microscopical ly . 



B.EUS MIXUTU.S. 



Bans m'nnitm, Ashmead, Monog. N. A. Proc, p. 178. 



Two type 9 9 in Coll. Ashmead, from Ottawa. The 9 of this 

 diminutive insect is quite common in moss collected in Dow's Swamp in 

 November, and occurs also in moss from the Experimental Farm. One 

 9 was taken with sweeping-net near Hull on 21st August. 



B.EUS XIGER. 



Bans niger, Ashmead, Monog. N. A. Proc, p. 17S. 



Two 9 9 from moss, Ottawa, and one at Hull, 24th September. The 

 species is more robust and blacker than the next species. 



B^US PICEUS. 



Bicus piccus, Ashmead, IMonog. N. A. Proc, p. 179. 



Type 9 in Coll. Ashmead, from Ottawa, and one 9 in my collection. 

 I find it ditïïcult to separate this species from the larger specimens of 

 B. minutus. 



B.EUS AMERIC.\NUS. 



Ba;u8 americanus, Howard, Insect Life, ii, p. 270, fig. 59, 9- 

 Ba'us americanus (How.), Ashmead, Monog. N. A. Proc, p. 179. pi. viii, 

 fig.O, ^9. 



One 9 captured on the under surface of a stone on 15th May, 1890, 

 near Hull. 



Tribe HI. — Teleasini. 



Pkxtacaxtiia canadensis. 



Pcntacantha canadensis, Aslnnead, Can. Eut., xx, p. 51, 1888 ; IMonog. N. A. 

 Proc, p. 182, pi. viii, fig. 1, 9. 



Type 9 in Coll. Ashmead, from Ottawa. Two more 9 9 taken in 

 Juno. 



