101. TEXTHREDO. 317 



165. Tenthredo later aria. 

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

 Hob. California. 



166. Tenthredo lineata. 

 Tenthredo lineata, Provancher, Nat. Canad. x. p. 198 (1878). 

 //ab. Hudson's Bay; Canada. 

 a, b. J . St. Martin's Falls, Albany River. Dr. Barnston. 



167. Tenthredo concessa. 



Tenthredo concessus, Norton, Trans. Amer. Ent. Soc. ii. p. 2-'58, n. 29 

 (1869). 



Hob. Hudson's Bay. 



168. Tenthredo flavomarginis. 



Allantus flavomarginis, Norton, Bost. Journ. vii. p. -~>l, n. •">■"> ( 18(50). 

 Tenthredo flavomarginis, Norton, Proc. /■' it. Soc. ix. p. 1_1 (1862); 

 id. Trans. Am r. Ent. -Soc. ii. p. 238, n. 30 I L869). 



Hah. United States. 



a. $. Nova Scotia.* Lieut. Redman. 



L69. Tenthredo uniformis. 

 (Plate XI. fig. 14.) 



Exp. al. 10 lin., long. corp. 5 lin. 



Black; head rugose, abdomen shining; face yellow, very hairy ; 

 cenchri yellow, tips of mandibles reddish. Anterior legs testaceous 

 or jrellowish, sometimes with a black line above; intermediate tibiae 

 and tarsi mostly black above and reddish beneath; hind legs black, 

 with the last joint of thi tarsi reddish. Wings yellowish hyaline. 

 with brown nervures; costa and stigma reddish brown, the latter 

 paler in front. 



Hah. Hudson's Bay. 



a, b. 2- (Type.) St. Martins Falls, Dr. Barnston. 



Albany River. 



* Differs from Norton's description in the colour of the legs, which are black, 

 varied with rufo-testaceous rather than with whitish. It is possibly a distinct 

 specie s. 



