Atta instabilis Smith, 1858 an obsolete combination of Messor instabilis (Smith, 1858)
Atta instabilis Smith, 1858a: 163 (w.m.) INDIA. Indomalaya.
Primary type information: Primary type material: syntype workers, syntype males (numbers not stated). Primary type locality: India: “Northern India” (no further data). Primary type depository: BMNH.
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