64 NOTES ON TASMANIAN DIPTERA, 



Pelecorhynchus iGNicuLus, itp. nov . 



This species has the appearance of being a small 

 eri.ifaloules, with obscure abdominal bands, and the two 

 white spots on the black stripes of the thorax extended 

 anteriorly to fomi a white stripe The obscure abdominal 

 bands, however, are not interrupted in the centre, and the 

 eyes in the male are separate. 



Male. Brownish. Proboscis black, palpi black, with 

 black hairs ; face with the convex part black, covered with 

 light grey tomentum on the upper half, hairs black ; tne 

 remainder of the head light grey, with yellow hairs, except 

 round the ocelli and the fringe behind the eyes which are 

 black. Antennae red, more or less stained black in some 

 specimens. Eyes separate. Thorax with two black stripes, 

 down the centre of which a white stripe divides the an- 

 terior half longitudinally. Hairs black; above the wing 

 there is a little red hair, and a tuft of yellowish hairs; 

 below the wing there is a tuft of white and a tuit of 

 yellow hairs. Scutellum fringed with red hairs. Aodo- 

 men ; apex of segments fringed with red hair; in some 

 specimens the red hair extends more or less all over 

 the abdomen. The bands on the segments 2, 3, cand 4 

 more or less obscure, but never interrupted in the centre, 

 although there is a tendency to become more or less ob- 

 scure on either side of the centre leaving an isolated spot 

 ill centre of each segment. Ltgs reddish ; wings similar 

 to erisfalnides. 



Female. Similar to male, eyes widely separated, 

 black hairs on front, all hairs on abdomen red, and a 

 general tendency of some liai';s on the head and thorax 

 to become red. Abdominal bands more obscure. 



Lenffth. 13.5 mm. - 15 mm. 



Hah. Cradle Mt. (Pencil-pine Creek); about 3,700 

 ft.; Jan., 1917; 4 males and 1 female. 



Pelecorhynchus aleolineatus, sj^- nov. 



Similar to erisfaloides, no red hair, and the white 

 spot on the thorax elongated to v. stripe; abdomen banded, 

 the bands interrupted centrally and the wings spotted. 



Male. Face very variable, either reddish, black or 

 greyish. Antennae reddish, more or less suffused with 

 black. Palpi more or less reddish with black hairs. Hair 

 on convex portion of face, front, and a fringe behind the 

 eye®, black ; elsewhere on head yellow. Eyes contiguous. 

 Thorax with a broad black stripe, on which is situated a 

 grey-white stripe anteriorly. There is also a more or less 



