Formica gracilescens Nylander, 1856a: xxviii (w.) FRANCE. Palearctic.

Primary type information: Primary type material: syntype workers (number not stated). Primary type locality: France: Paris, Jardin des Plantes, in botanical hothouses (no collector’s name). Primary type depository: unknown (no material known to exist). Type notes: Radchenko, 2007 does not record any material in the Nylander collection in ZMHF.