Colobostruma bicorna Shattuck, 2000: 45 (w.) AUSTRALIA (New South Wales). Australasia.

Primary type information: Primary type material: holotype worker. Primary type locality: Australia: New South Wales, French’s Forest, St Ives, Sydney, 700 ft, 16.x.1956, edge of laterite plateau, nest in yellow sand beside Camponotus consobrinus (B.B. Lowery). Primary type depository: ANIC. Secondary type information: Secondary type material: 11 paratype workers. Secondary type locality: same as for holotype. Secondary type depository: ANIC.