Bif C. P. ALEXANDER. 589 



General colouration more oehreous, only the pleura grey. Wings with the 

 pale central stripe almost obliterated, represented by two indistinct subhyaline 

 areas in cell M, and a third in cell 1st Ma and the base of Rd; Rs much longer, 

 one-half longer than R2+3; cell Mi long-petiolate, the petiole about twice m; 

 m-cu obliterated by fusion. Abdomen with two sublateral brown stripes, indis- 

 tinctly separated by a line of the ground colour. Valves of the ovipositor aci- 

 cular. 



Hah. — Victoria. 



Holotype, 2, Ringwood, April 6, 1918 (G. F. Hill). 



Macro MASTix costalis (Swederus). 



1787. lipula costalis, Swederus, Act. Holm., p. 286. 



Victoria: Seaford, June, 1919 (W. F. Hill), Alexander Coll.; Tasmania: 

 Wilmot (Carter and Lea), Davenport (A. M. Lea), Hobart (A. M. Lea), CoU. 

 South Australian Museum. 



Maceosiastix jiastersi Skuse. 



1890. Macromastix mastersi, Skuse, Proe. Linn. Soc. N.S.W., (2), v., 133- 

 131. 



Victoria: Ararat (G. F. Hill), Alexander Coll. 



Macrosiastix oonstricta Skuse. 



1890. Macromastix constricta, Skuse, Proe. Linn. Soc. N.S.W., (2), v., 134- 

 135. 



New South Wales: Sydney, September, 1904 (R. Helms), Coll. Bishop 

 Museum. 



Macromastix humilis Skuse. 



1890. Macromastix humilis, Skuse, Proe. Linn. Soc. N.S.W., (2), v., 136- 

 137. 



Victoria: Moonsons, October 19, 1918 (G. F. HUl), Lome, October 24, 1918 

 (F. E. Wilson), Alexander Coll. 



TiPULA diclava, n.sp. 



Allied to T. leptoneura Alexander; fusion of veins Ms and Cui extensive; 

 cell 2nd A broad ; male hypopygium with two cla^"ate appendages extending 

 eaudad. 



<S. Length, 21 mm.; wing, 24.5 mm. 



Frontal prolongation of the head buffy above, darker laterally, the elongate 

 nasus brown; palpi light brown, the terminal segment dark brown. Antennae 

 short, the scape ochraeeous; flagellum bicoloured, the base of each segment black, 

 the remainder of each segment jDaler. Head brown, becoming more buffy an- 

 teriorly. 



Mesonotum greyish-brown with three darker brown stripes that ai'e sub- 

 confluent; remainder of the mesonotum brown, the median area of the scutum 

 and seutellum indistinctly and narrowlj' paler. Pleura pale brown, sparsely 

 pruinescent. Halteres brown, the base of the stem narrowly yellowish. Leg's 

 with the coxae pale, whitish pruinescent; trochanters yellow; remainder of the 

 legs broken. Wings faintly tinged with brown, the costal region yellowish; 

 stigma small, dark brown; veins brown. Venation: As in T. leptoneura and 

 allies, in the small, pointed cell R2; Rs short, about two-thirds Ra+s: cell 



