Compiled and Edited by:
Nancy B. Simmons and Andrea L. Cirranello
American Museum of Natural History

Your search for Austronomus resulted in 2 species-level matches:

Austronomus Troughton, 1941. Furred Animals of Australia 1 ed., p. 360.

Nyctinomus australis atratus Thomas, 1924 (= Molossus australis Gray, 1839)

Austronomus australis (Gray, 1838).
Mag. Zool. Bot. 2: 501.
White-striped Free-tailed Bat

Austronomus kuboriensis (McKean & Calaby, 1968).
Mammalia 32: 375.
New Guinea Mastiff Bat