Melophorus pelecygnathus Heterick et al., 2017: 405, fig. 97 (s.w.) AUSTRALIA (Western Australia, South Australia). Australasia.

Primary type information: Primary type material: holotype minor worker. Primary type locality: Australia: Western Australia, 97.6 km. SE Newman, 23°52’46’’S, 120°30’12’’E, iv.1997, pitfall trap S5 (S. van Leeuwen & R.N. Bromilow). Primary type depository: WAMP. Secondary type information: Secondary type material: 2 paratype major workers, 1 paratype media worker, 3 paratype minor workers. Secondary type localities: 1 paratype minor worker with same data as holotype, 1 paratype major, 1 paratype minor worker Western Australia, 142 km. SSE Newman, viii.1997, pitfall trap B4 (S. van Leeuwen & R.N. Bromilow), 1 paratype minor worker South Australia, Gawler Ranges, 5.x.1972, (3) (P.J.M. Greenslade), 1 paratype major, 1 paratype media worker Western Australia, Kwelkan, 12.iii.2006 (M. Russell). Secondary type depositories: ANIC, MCZC, WAMP.