Formica rufa obscuriventris rubiginosa Emery, 1893 unavailable
Formica rufa subsp. obscuriventris var. rubiginosa Emery, 1893k: 650 (w.q.) U.S.A. (Nebraska, Colorado, Dakota). Nearctic.
Type notes: Material included: U.S.A.: Nebraska, Colorado, and Dakota (no further data); workers, queens, deposited in MCZC (no type status).
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