12 JOURNAL OF ENTOMOLOGY AND ZOOLOGY 



Sirex apicalis Kirby 



1882 Sirex apicalis Kirby, S . List Hym. Brit, mus.; v. 1 : p. 377; pi. 



15, f. 11. 

 1898 Paururus areolatus Konow, ,5 9 . Syst. und krit. Bearbeitung der 



Siricini. < Wien. ent. Zeit. ; v. 17: p. 81. 



I have seen a single specimen from unknown locality. S. 

 obcau^ may he the female of this. 

 Distribution: \'ancouver Island. 



Sirex obesiis new species 



9 . ## Metallic blue-black, duller on abdomen. Wings dark 

 violaceous, especially at base and the costal margin. Body short 

 and stout, the thorax exceptionally broad, distinctly wider than 

 the head. 



Head and thorax clothed with sparse black pubescence; 

 clyijeus longitudinally striate; genae closely and coarsely punc- 

 tured; vertex with a distinct longitudinal prominence on each 

 side above, these sparingly punctured and shining, rest of ver- 

 tex coarsely closely ])unctured, almost rugose in places; anten- 

 nae short, 18 nun., 19-segmented, the apical segments with flat- 

 tened surfaces, a longitudinal channel on the inner surface of 

 each segment; thorax coarsely punctured, the shoulders tuber- 

 culate; mesoscutum mesally in front nearly impuuctate and 

 shining. 



M, se])arating from Mo midway between E4 and E-, in front 

 wings. Legs rather short, stouter than in edicardsii and more 

 spinose ; the second tarsal segment shorter than the two follow- 

 ing united; the claw with a strong tooth lieneath and a lobe at 

 base. 



Basal plates and to some extent the second segment pubes- 

 cent; the second and remaining dorsal segments minutely sha- 

 greened, oiiacpie, the eighth toward the apex with punctures 

 bearing short hairs; the precornal basin deep, broader than 

 long, without a central carina, sejiarated from the cornus by a 

 suture; tlie ui)i)er surface of the cornus making an obtuse angle 

 with the dorsal surface of the ninth segment; the base of the 

 cornus consideraI)ly narrower than the ninth segment; cornus 



