376 siricid^;. 



Male. Head and thorax black ; back of head yellow, divided in 

 the middle by a dark line ; face and back of vertex reddish ; antennas 

 reddish brown, darkest at the base, and the base of the segments 

 annulated with paler, at least beneath. Front legs reddish brown, 

 hind legs black, the base of the tibiae and the first joint of the tarsi 

 yellow : cenchri yellow. Abdomen reddish luteous above, with the tip 

 black ; the sides and under surface much paler, with the segments 

 bordered with reddish brown, which colour spreads over more or 

 less of the middle. Wings dusky hyaline, darker towards the tips, 

 with yellow costa and ferruginous-brown nervures. 



Female like the male, but the antennae and legs are yellow, ex- 

 cept the base of the femora, the apical half of the intermediate, and 

 three quarters of the length of the hind tibiae, which are black. 

 Mesothorax reddish above, probably from abrasion. Abdomen black, 

 the hinder half of the first segment, the second (sometimes), a 

 narrow border on the sides of the sixth behind, the front half of the 

 eighth and the ninth yellow ; ovipositor black, sheaths yellow. 

 Wings yellowish hyaline, with reddish nervures ; apical half of the 

 abdominal fold of the hind wings clouded. 



JTab. Lebanon. 



a-d. S 2 • (Types.) Lebanon. 



12. Sirex sah. 



Sirex sah, Mocs. Term, fuzetek, v. p. 36 (1881). 

 Hob. Persia. 



13. Sirex vates. 



Sirex vates, Mocs, Term, fuzetek, v. p. 36 (1881). 

 Hob, North China. 



14. Sirex japonicus. 



(Plate XY. fig. 4.) 



Sirex japonicus, -Smith, Trans. Ent. Soc. Lond, 1874, p. 386. 



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

 ad 1 poll. 7. lin. 



Black ; head yellow, except around the ocelli ; prothorax, the 

 second segment of the abdomen, and the hinder edge of the first, 

 eighth segment except behind, sometimes the ninth, the sheaths of 

 the ovipositor, and all the legs, except more or less of the middle of 

 the femora, black. Wings deep yellowish hyaline, the tips clouded ; 

 nervures ferruginous. 



Allied to the American S. bizonatus, but differs in its yellow pro- 

 thorax, much deeper-coloured wings, &c. 



Hah. Japan. 



a,b. £ . (Types.) Hiogo. G. Lewis, Esq. 



