A further colony was found at Penong, 180 km (110 mi) to the west of Poochera, but the fate of the colony discovered in 1931 is not known.
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In 1977 a solitary worker ant from the species was found by Dr. Bob Taylor and his party of entomologists from Canberra at Poochera, 1300 km (800 mi) from the site of the 1931 discovery.
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Nothomyrmecia was originally discovered in 1931 near Balladonia in Western Australia.