LIST OF DIPTEKA. 805 



the fore border ; wing-ribs tawny ; veins pitchy, tawny towards the 

 base; middle cross-vein stout; fourth longitudinal vein nearly 

 straight, forming a slightly obtuse angle with the lower cross-vein, 

 joining the border hardly below the tip of the wing ; lower cross -vein 

 straight for half the length, and having thence to the tip a hardly 

 perceptible outward curve ; scales whitish, with yellow borders 

 Length of the body 3 — 4 lines ; if the wings 7 — 9 lines. 

 a. West Australia. From Mr. Clifton's collection. 



Chromatomyia lasta, n. s. Cyaneo-viridis, capite ferrugineo, abdo- 

 mine viridi, antennisferrugineis, articulo 3° nigro, pedibus ferru- 

 gineis, femoribus anticis viridibus, tarsis anticis nigris, alis sub- 

 cinereis basi costaque subfulvis. 



Head ferruginous, pitchy and roughly punctured on the crown, 

 tawny in front, thinly clothed with tawny hairs ; a few black bristles 

 on the crown : eyes pitchy : sucker black, clothed with tawny hairs ; 

 palpi black, beset with tawny hairs: feelers ferruginous, nearly as 

 long as the face ; third joint black, about thrice the length of the 

 second : chest and breast bluish green, clothed with short tawny 

 hairs : chest shagreened ; sides of the hinder part and the scutcheon 

 beset with a few black bristles : abdomen obconical, green, sha- 

 greened, not longer than the chest, clothed with short tawny hairs: 

 legs ferruginous ; feet darker ; claws black ; foot-cushions pale 

 tawny ; fore thighs green ; fore-shanks dark ferruginous ; fore feet 

 black : wings slightly gray, with a tawny tinge at the base and along 

 the fore borders ; wing-ribs tawny ; veins black, tawny towards the 

 base ; cross-veins clouded with brown ; fourth longitudinal vein 

 nearly straight, but slightly bent at its junction with the cross-vein, 

 joining the border at the tip of the wing; lower cross-vein straight 

 for half the length, very slightly curved outward from thence to the 

 tip ; scales somewhat tawny. Length of the body 2\ lines ; of the 

 wings, 5 lines. 

 a. New Holland. Presented by the Haslar Hospital. 



Cheomatomyia ? bicolor, n. s., fem. Cyanea, angusta, viridi et pur- 

 pureo varia, capite fulvo, antennis piceis, pedibus nigris, alis 

 limpidis fusco trimaculatis . 



Body narrow, clothed with black hairs, and with a few black 

 bristles : head tawny ; disk of the crown pitchy ; epistoma not pro- 

 minent; sides of the face without bristles : eyes pitchy ; fore part 

 nearly flat; its facets larger than those elsewhere: sucker black : 

 feelers pitchy, as long as the face; third joint linear, slender, 

 rounded at the tip, full six times the length of the second joint: chest 



