Diacamma geometricum longiceps Santschi, 1932 an obsolete combination of Diacamma rugosum longiceps Santschi, 1932
Primary type information: Primary type material: 7 syntype workers. Primary type locality: Vietnam: Tonkin, Hanoi (V. Demange). Primary type depository: NHMB. Type notes: Baroni Urbani, 1973b: 132, cites 8 worker syntypes in NHMB.
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