Ecnomus ancisus Cartwright 1990: 18, figs 49, 50.
Material examined. Northern Territory. 1 male, Roper R., Mt McMinn Stn, 12 Aug 2015, P. Dostine; 1 male, same loc. and coll., 14 Sep 2015; 1 male, Berry Ck, 14 Dec 2015, P. Dostine; 1 male, same loc. and coll., 8 Feb 2016; 3 males, same loc. and coll., 6 Apr 2016 (all FFD).
Remarks. Ecnomus ancisus was previously recorded from the NT and WA (Cartwright 1990); seven males are recorded from a further two NT sites.