Primary type information:
Primary type material: syntype workers (number not stated). Primary type locality: Singapore: 13: 55, 80, 81, 82; 14: 32, 101, garden of residence, 7 mi. from the City, and Ayer Terjun (“interior of island”), ca 5 mi. from residence (xi.1912-vi.1914) “single runners in the garden, very often caught in Nepenthes reservoirs of Ayer Terjun” (H. Overbeck). Primary type depository: MNHU (perhaps also SMTD).