and species of Teiiilircdliddcc and Sirlcldai. 4G7 



Ten th redo xan tJi op ter a . 



? . Keddish-yellow ; aiitennre. except two basal joints, 

 posterior tibire and tarsi, black. Wings yellowish, nervures 

 and costa yellow; apex of Aving clouded with a black inky 

 cloud in both wings proceeding from the stigma. Mandi- 

 bles black. 



Length 13 1 lines. 



Uab. — Nepaul. 



^ Tenthredo trimaculata. 



9. Sordid lutcous, punctured; antenna? from fourth 

 joint, three marks on mesonotum and thorax beneath 

 black. Mesonotum opaque, sides of breast closely punc- 

 tured and pilose ; clypeus arched. Wings hyaline ; costa 

 and stigma sordid luteous; second submarginal cellule with 

 a black dot ; nervures black. 



Length 10^ lines. 



Hab. — North China. 



'"^ Tenthredo melanotarsus. 



2 . Of similar size and colour to T. erratica, Sm., from 

 Japan, but antenna? black (except the two basal joints) 

 and a little longer ; head devoid of black, clypeus more 

 deeply and sharply incised and sordid Avhite; no marks on 

 thorax either above or beneath ; posterior tarsi black, the 

 apex of abdomen purplish black. Wings yellower, with 

 the nervures yellow, and the apical cloud in the wings 

 with a purplish tinge. 



Hab. — North China. 



Tenthredo xanthotarsus. 



? . Similar in size and colour to melanotarsus, but 

 posterior tarsi not black ; nervures of wings black, with 

 the apical cloud and the yellow colour fainter ; clypeus not 

 so deeply notched and bright yellow; the apex of abdo- 

 men black, but Avithout a purple tinge, and a black line 

 over posterior femora. 



From T. erratica it is known by the black antennae 

 (except at the base) and the absence of black on thorax, &c. 



Hab. — Japan. 



Tenthredo xanthopus. 



$. Antennre black, pilose, apical joints thicker than 

 basal; at the base white, and the basal joint has a short 



