Myrmecina graminicola quadrispina Enzmann, 1946 junior synonym of current valid taxon Myrmecina americana Emery, 1895
Myrmecina graminicola subsp. quadrispina Enzmann, 1946a: 13, figs. 1, 2 (w.) U.S.A. (Massachusetts). Nearctic.
Primary type information: Type-material: holotype worker. Type-locality: U.S.A. Massachusetts, southern slope of Blue Hills, nr Boston (Enzmann). Type-depository: unknown.
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