A group of small to moderate flies. They are sluggish and poor flyers. The structure of the head is characteristic, with the eye of the male being holoptic and divided into an upper and a lower section. The larvae feed on decomposing vegetation.






Insects of Australia (Chapter 39: Diptera)

D.H. Colless and D.K. McAlpine

CSIRO, Division of Entomology

1137pp (2 volumes), Melbourne University Press, 2nd Edition 1999.

page 748