1084 LIST OF DIPTERA. 



Tetanocera Sigma, White, ZooL Voy. Erebus and Terror. Fer- 

 ruginea, capite supra fulvo, thorace quadrivittato, palpis nigris, 

 antennis pedibusque ferrugineis, alis cinereis ad costam fulvis 

 fusco novem-maculatis, nervo transverso contorto. 

 Body ferruginous, thinly clothed with black hairs and bristles : 

 crown and hind part of the head beset with black bristles ; crown 

 bright tawny, with the exception of a narrow ferruginous stripe be- 

 tween the eyelets and the base of the feelers; face large, flat, silky- 

 white, with a yellow tinge, having four little black hairs on each 

 side : eyes black ; fore part red, rather flat, composed of much larger 

 facets than those elsewhere : sucker black, clothed with tawny hairs ; 

 palpi black, beset with black bristles : feelers ferruginous, nearly as 

 long as the face; second joint thickly beset with black bristles; 

 third conical, a little broader but hardly longer than the second, 

 dark ferrruginous, except at the base ; bristle black, tawny at the 

 base, feathered with short hairs, much more than twice the length of 

 the third joint: crown concave in the middle, convex and ferru- 

 ginous on each side : fore border of the chest with four indistinct 

 darker stripes ; breast paler than the chest : abdomen linear, a little 

 longer and narrower than the chest: less ferruginous, rather thick, 

 clothed with short black hairs, beset with a few black bristles ; claws 

 black : wings gray, tawny for half the breadth beneath the fore bor- 

 der, adorned with nine brown spots, of which five are along the fore 

 border, one on the middle cross-vein, one at each end of the lower 

 cross-vein, and one on the fourth vein, at a short distance from its 

 tip; the second .and third of those on the fore border are close to- 

 gether, and each is rather smaller than the first, but larger than the 

 fourth ; the fifth is larger than any of the preceding ; wing-ribs 

 tawny ; veins black, tawny at the base ; lower cross-vein curved into 

 the form of a 8 ; poisers pale tawny. Length of the body 3^ lines ; 

 of the wings 7 lines. 

 a. New Zealand. From Mr. Earl's collection. 



Tetanocera nova, n. s., mas. et fem. Ferruginea, capite supra fulvo 



antice flavo maeulis fuscis ornato, abdominis apice nigro fasciato, 



palpis nigris, antennis pieeis, pe dibits ferrugineis, femoribus tibiis- 



que apice pieeis, tibiis basi piceo fasciatis, genubus flavis, alis 



subcinereis, nervo transverso fusco marginato. 



Body ferruginous, thinly clothed with black hairs and bristles : 



head tawny on the crown, yellowish white around the eyes, yellow 



and prominent in front; a brown spot on each side of the face ; two 



paler and more irregular spots on each side of the peristoma ; sides 



of the face without bristles; epistoma not prominent; sides of the 



peristoma very prominent : eyes red, convex ; facets rather large, 



