Monomorium castaneum Heterick, 2001: 398, fig. 36 (w.q.) AUSTRALIA (Queensland, New South Wales, South Australia). Australasia.

Primary type information: Primary type material: holotype worker. Primary type locality: Australia: Queensland, 8 km. W Warwick, 13.v.1974 (P.J.M. Greenslade). Primary type depository: ANIC. Secondary type information: Secondary type material: 7 paratype workers, 2 paratype queens. Secondary type locality: 6 paratype workers, 2 paratype queens New South Wales, Trundle, 13.i.1964 (B.B. Lowery), 1 paratype worker South Australia, 7 km. NW Morgan, 15-17.xii.1976, Traps J (P.J.M. Greenslade). Secondary type depository: ANIC.