98 HENRY SKINNER, EDITOR. 



SIRICOIDEA. 



SIRICID^E. 

 Sirex flavicornis Fabr. 



One 9 , Aug. (T. D. A. Cockerel]). 



Paurnrus cyaneus Fabr. 



One ? , July 31 (T. D. A. Cockerel)). 



CEPHID.E. 



< 'ephus cinctus Nort. 



Cephas occidentalis Ril. Marl. Ins. Life, iv, 1891, p. 177. 9 % . 



One 9 , July 16 (T. D. A. Cockerell). From the description 

 there can be no question as to the identity of the occidentalis and 

 cinetus. The type is one male specimen in Coll. Am. Ent. Society, 

 Colorado, and a series of both sexes from Salt Lake City, Utah, 

 June, 13, 1891 (Browning), Nevada, California and Montana. 



HYLOTOMIDiE. 



Il> tin macleayi Leach. 



One 9 , July 15 (T. D. A. Cockerell), the specimen has the an- 

 tennae and femora entirely black, the anterior and median knees, 

 the anterior tibiae and tarsi in front brownish, whitish, posterior 

 tibiae with a white streak behind. The wings practically hyaline, 

 fuscous on each side of abcissa of radius, and on about one half of 

 second submarginal cell which has an almost black dot in the middle. 



Hylotoma elavieornis Fabr. 



One 9 , July 24 (T. D. A. Cockerell). Antennae, femora and 

 wing colored like the preceding, anterior and median knees brownish 

 white, posterior tibiae paler, whitish except the brown apex. Other- 

 wise the tibiae and tarsi are almost entirely dark brown. 



TENTHREDINID^E. 

 I enlhredo flavomargiiiis Nort. 



Two 9 9 , having the cheeks immaculate, one specimen July 24, 

 on flowers of Heracleum lanatum (T. D. A. Cockerell). 



Teiithredo nupera Cress. 



Two % % , one July 24, on flowers of Heracleum lanatum (T. D. 



