Myrmica bidens Foerster, 1850a: 50 (w.q.) GERMANY. Palearctic.

Primary type information: Primary type material: 1 syntype worker, 1 syntype queen. Primary type localities: worker Germany: Siebengebirge, vi. (A. Foerster), queen Germany: Aachen (A. Foerster). Primary type depository: unknown. Type notes: According to Horn & Kahle, 1935: 78, Foerster’s formicid types are in MNHU, but Seifert & Schultz, 2009b: 271, state that “According to our own search in German collections type material of Förster is completely destroyed”.