Formica picea Nylander, 1846
Records
(Map 67): CentralStara Planina Mts: along Kostinya river; Eastern Stara Planina Mts: above Obzor vill.; Rila Mt.: above Dolna Bania vill., along Bistritsa river; Western Rhodopi Mts: Hvoyna vill. [Atanassov and Dlusskij 1992 (as Formica (Raptiformica) transcaucasica)].
Notes:
A discussion of the quite complicate taxonomic history of the name Formica picea Nylander lies outside of the remit of the current work; for details see Dlussky (1967), Atanassov and Dlusskij (1992), Bolton (1995), Bolton et al. (2006) and Seifert (2004).