5. sikex. 379 



Hab. North America. 



a-q. S ■ Britain (introduced). J.F.Stephens. 



h-l. 6 2 • Britain (introduced). W. E. Shuckard. 



m, n. $ . Britain (bred from larch). Sir J. Lubbock. 



o. 2 . Nova Scotia Lieut. B-ednian. 



p. 2 • Newfoundland. J. Milne, Esq. 



q. 2 • St. Martin's Falls, Albany River, Dr. Barnston. 



Hudson's Bay. 



r, s. 2 • North America ? 



23. Sirex caeruleus. 



Urocerus caeruleus, Cress. Trans. Amer. Ent. Soc. viii. p. 34 (1880). 

 Hab. Western North America. 

 a. 2 • Vancouver's Island. Lieut.-Col. Hawkins. 



24. Sirex nigricornis. 



Sirex nig-ricornis, Fair. Spec. Ins. i. p. 418, n. 3 (1781). 



Sirex niorio, Westiv. Thes. Ent. Oxon. p. 115, pi. xxi. fig. 6 (1874). 



Hab. North America. 



a-d. 2 • North America. 



25. Sirex hehrensii. 



Urocerus behrensii, Cress. Trans. Amer. Ent. Soc. viii. p. 35 (1880). 

 Hab. California. 



26. Sirex fulvus. 

 Urocerus fulvus, Cress. Trans. Amer. Ent. Soc. viii. p. 35 (1880). 

 Hab. Western United States ; Mexico. 

 a. <5 . Mexico. 



27. Sirex albicornis. 



Sirex albicornis, Fair. Spec. Ins. i. p. 419, n. 9 (1781). 

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

 Urocerus albicornis & var. californicus, Nort. Trans. Amer. Ent. Soc. 

 ii. p. 360 (1869). 



Hab. North America. 



a-c. 2> 



Newfoundland 



*-/. $• 



Nova Scotia. 



9-2^ 



Canada. 



h-k. 2- 



British Columbia. 



l-n. 2- 



North America ? 



J. Milne, Esq. 

 Lieut, Redman. 

 W.M r S.D'Urban r Esq. 

 J. K. Lord, Esq. 



