Leptothorax bulgaricus subsp. graecus Forel, 1911f: 336 (w.q.) GREECE. Palearctic.

Primary type information: Primary type material: lectotype worker (by designation of Salata et al., 2023: 56). Primary type locality: lectotype Amaroussia nr Athens, 1910 (A. Forel). Primary type depository: MHNG. Primary type specimen: CASENT0909017 (top specimen on pin; lectotype). Secondary type information: Secondary type material: 2 paralectotype workers. Secondary type locality: same as for lectotype. Secondary type depository: MHNG. Secondary type specimens: CASENT0909017 (bottom specimens on same pin as lectotype). Type notes: Original type material included syntype workers, syntype queens (numbers not stated) from Greece: Patras, 1910 (A. Forel), Amaroussia nr Athens, 1910 (A. Forel), and Corfu, 1910 (A. Forel), deposited in MHNG.