Atta septentrionalis obscurior crystallina Wheeler, 1911 an obsolete combination of Trachymyrmex septentrionalis obscurior crystallina (Wheeler, 1911)
Type notes: Material included: U.S.A.: Texas, Huntsville (C.G. Hartman); workers (“several hundred”), queens (“a few dozen”), 4 males, deposited in MCZC (no type status).
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