Formica structor Latreille, 1798: 46 (w.m.) FRANCE. Palearctic.

Primary type information: Primary type material: neotype worker (by designation of Steiner et al., 2018: 399). Primary type locality: France: 300 m. E Gignac, S Brive-la-Gaillarde (45°0’N, 1°28’E), 1.x.2006, FR020 (C. Galkowski). Primary type depository: NHMW (neotype). Type notes: 1) Original type data: syntype workers, syntype male(s) (numbers not stated), France: vic. Brive and vic. Tulle (P.A. Latreille); syntypes lost or destroyed. 2) Steiner et al., 2018: 399, record that other specimens from the neotype nest series are deposited in NHMW (5 workers), and in HNHM (4 workers).

Infrasubspecies

• M. b. s. aegaeus Emery, 1921
• M. b. s. alexandri Santschi, 1917
• M. b. s. ibericus Emery, 1922
• M. b. s. korborum Emery, 1921
• M. b. s. romanus Santschi, 1917