314 • TENTHREDINIDJS. 



147. Tenthredo morosa. 



Tenthredo morosa, Cress. Trans. Amer. Ent. Soc. viii. p. 23 (1880), 

 Hah. Colorado. 



148. Tenthredo rubeola. 



Tenthredo rubeola, Cress. Trans. Amer. Ent. Soc. viii. p. 23 (1880). 

 Hah. Nevada. 



149. Tenthredo mimula. 



Tenthredo mimula, Cress. Trans. Amer. Ent. Soc. viii. p. 23 (1880). 

 Hah. Colorado. 



150. Tenthredo semirufa. 



Tenthredo semirufus, Norton, Troc. Ent. Soc. Phil. iii. p. 12, n. 23 

 (1864) ; id. Trans. Amer. Ent. Soc. ii. p. 235 (1868). 



Hah. Colorado. 



151. Tenthredo discrepans. 



Tenthredo discrepans, Norton, Trans. Amer. Ent. Soc. ii. p. 235, n. 21 



(1868). 



Hah. Hudson's Bay. 



152. Tenthredo tricolor. 



Allantus tricolor, Norton, Bost. Journ. vii. p. 247, n. 22 (1860). 

 Tenthredo tricolor, Norton, Proc. Bost. Soc. ix. p. 121 (1861) ; id. 

 Trans. Amer. Ent. Soc. ii. p. 236, n. 22 (1868). 



Hah. North America. 



153. Tenthredo semirubra. 



Tenthredo semirubra, Norton, Proc. Ent. Soc. Phil iii. p. 14, n. 29 

 (1864) ; id. Trans. Amer. Ent. Soc. ii. p. 236, n. 24 (1868). 



Hah. Massachusetts. 



154. Tenthredo barnstonii. 

 (Plate XII. fig. 10, tf,fig. 9, $ .) 



Exp. al. 9-11 lin., long. corp. 5-6 lin. 



Black ; face yellow ; abdomen rufous beyond the first four seg- 

 ments ; four anterior tibiae and tarsi testaceous in front ; hind tarsi 

 ■with the last joint testaceous. In the male only the first and part 

 of the second segment of the abdomen is black above, and all the 



