identification notes from Dobrotworsky, N.V. 1974 The Tipulidae of Australia X. The genus Leptotarsus. Aust.J.Zool. Suppl. Ser. 25: 31-62
The male can easily be recognized by the very long, almost filiform antennae and by the long, pale, dense hairs on the head and thorax; rostrum long with prominent nasus and long setae on its apex; antennal scape large, swollen in middle, tawny; pedicel very small; flagellar segments black; basal segment of palp brown, black apically; thorax tawny; clothed with long, pale, fine, erect hairs; prescutum with 4, sometimes indistinct, brown stripes; scutal lobes, scutellum and postnotal mediotergite of ground colour; former often with brown patch anteriolaterally; legs of ground colour; femora and tibiae dark brown or blackish at apex; tarsi usually dark brown or blackish; the wing membrane is hyaline, with light greyish tint and the anterior border and the stigma brown; cell M1 petiolate; wing length 18-21mm; haltere of ground colour with brown knob; basal segments of abdomen tawny, terminal segments black or dark brown.
The female has short antennae and is very similar to L. (M.) macquartianus which, however, is confined to Tasmania.
No sightings currently exist.
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