378 



SIRICID^E. 



abdomen glossy violet; segments 3-7 luteous. Legs blue-black, 

 hind tarsi pitchy beneath. Wings yellowish hyaline, with piceous 

 nervures ; second brachial cell with incomplete inner cross line. 



This insect is closely allied to 8. noctilio, but differs in the colour 

 of the legs. It is probably the male of S. areolatus, Cress. 



Hab. Vancouver's Island. 

 a. cJ. (Type.) Vancouver's Island. Lieut.-Col. Hawkins. 



19. Sir ex zonatus. 



Urocerus zonatus, Nort. Trans. Amer. Ent. Soc. ii. p. 357 (1869). 

 Sirex Julvocinctus, Westw. Thes. Ent, Oxon, p. 114, pi. xxi. fig. 1 

 (18/4). 



Hab. United States. 



20. Sirex latifasciatus. 



Sirex latifasciatus, Westiv. Thes. Ent. Oxon. p. 114, pi. xxi. f> 2 



(1874). ' r 



Hab, North America. 



21. Sirex abbotii. 

 (Plate XV. fig. 8.) 



Exp. al. 1 poll. 6 lin., long. corp. 11 lin. 



Head and antennae blue-black, extremities of the first two joints 

 of antennae rufous below ; thorax greenish ; first two segments of 

 abdomen, and half the third, and last two segments blue-black ; 

 head and prothorax very hairy, very coarsely punctured ; abdomen 

 more finely. Legs rufous, hind tibiae and first three joints of the 

 tarsi black. Wings yellowish hyaline ; venation most anomalous : — 

 on one side there is a projection in the nervure bounding the first 

 marginal cell ; the nervule crossing the second radial cell is incom- 

 plete ; and on the hind wings the nervure bounding the first middle 

 cell on the outside is Y-shaped ; on the other side, the nervure 

 between the first marginal and first submarginal cell is double, and 

 a projecting nervure is thrown out from above into the second and 

 third submarginal cells ; the second brachial cell has an incomplete 

 cross nervule. Hind tibiae and first joint of tarsi much inflated. 



Hab. Georgia. 

 a. d. (Type.) Georgia. Probably from Abbot's collection. 



22. Sirex cyaneus. 



Sirex cyaneus, Fair. Spec. Ins. i. p. 419, n. 8 (1781). 

 Urocerus nitidus, Harr. Ins. Mass. p. 391 (1841). 

 Sirex nigricornis, Newm. Ent. Mag. i. p. 414 (1833). 

 Sirex duplex, Shuck. Mag. Nat. Hist. (2) i. p. 631 (1837). 



