Formica herculeana [ spec. nov.]

F. nigra, abdomine ovato, femoribus ferrugineis.

Fn. svec. 1019. Formica magna.

It . gotl. 232. Formica magna, Hippomyrmex.

Raj. ins. 69. Formica maxima.

Habitat in Europae truncis putridis vagabunda; in America septentrionali. Kalm.