5. sieex. 377 



B. North-American Species. 



15. Sirex edwardsii. 



Sirex edwardsii, Bridle, Hym. iv. p. 645, pi. xlv. fig. 1 (1346) ; 



Vorton, Trim-: Amer. Eat. Soc. ii. p. 3o6 (1869). 

 Sirex abaddon, Westic. Thes. Eat. Oxon. p. 115, pi. xxi. fig. 7 (1874). 



Hnh. Xorth America. 



L6. Sirex varipes. 

 (Piatt- XV. fig. '.».) 

 Sirex varipes. Walk. Lord's Naturalist in Vancouver's Island, ii. 



p. -.',-i-J (lMllll. 



Exp. al. 1 poll. 6 lin., long. corp. 1 poll. 



Head and thorax greenish blue, pubescent : abdomen violet-blue ; 

 coxae and trochanters steel-blue ; legs and - ; ovipositor luteous ; 

 femora and tibiae with a blue line above. Wings hyaline, clouded 

 towards the extremity ; second radial cell with a transverse nervine 

 extending half across. 



Closely allied to S. jm en us. 



Hal>. British Columbia. 



a. 2- (Typ e British Columbia. J. K. Lord, Esq. 



17. Sirex areolatus. 



Urocerus areolatus, Cress. Trans. Amer. /.' it, S . i. p. 375 (1867) : 

 A •' n, op. 'it. ii. p. 358 I 1869). 



Ilab. California: Xew .Mexico. 



a. 2 ■ ( 'alifornia. 



1 x . Sirex apicalis. 

 (Plate XV. fig. 11.) 



Exp. al. 1 poll., long. corp. 7\ lin. 



Head and thorax steel-blue, with a greenish tinge, coarsely punc- 

 tured or granulated. The first two segments and the apex of the 



* I am not sure that the two specimens from Georgia really belong to this 

 species; but I can find no satisfactory characters to separate them, except that 

 the fore wings appear to be rather more pointed, and that the incomplete cross 

 line of the second brachial cell is longer. They may. however, be females of 

 S. abbotii. 



