
SPECIES
Formica nigricans Bondroit, 1912 Formica cordieri Bondroit, 1917 Records (Map 68): Bulgaria [ Emery 1914 , Agosti and Collingwood 1987a (as Formica pratensis and Formica nigricans ), Atanassov and Dlusskij 1992 , Csősz and Markó 2005 ]; Danubian Plain [ Bobev 1972 (as Formica nigricans ), Wesselinoff 1973 (as Formica nigricans ), 1979, Vatov and Bobev 1976 , Vesselinov 1981 ]; Eastern Danubian Plain: between Balchik and Dobrich [ Otto et al. 1962 (as Formica nigricans )], Shumen ( Gateva 1975 ); Predbalkan [ Wesselinoff 1973 (as Formica nigricans )]; Central Predbalkan: Lovech ( Gateva 1975 ); Stara Planina Mts [ Bobev 1972 (as Formica nigricans ), Wesselinoff 1973 (as Formica nigricans ), 1979, Vatov and Bobev 1976 , Vesselinov 1981 ]; Western Stara Planina Mts: Zgorigrad vill. (Vratsa), Batulia vill. ( Atanassov 1936 ), Murgash peak [ Wesselinoff 1973 (as Formica nigricans )]; Central Stara Planina Mts: Boatin reserve (under Tetevenska baba peak) ( Atanassov 1983 ); Eastern Stara Planina Mts [ Bobev 1972 (as Formica nigricans ), Vatov and Bobev 1976 , Vesselinov 1981 , Wesselinoff 1979 ]; Verila Mt. [ Wesselinoff 1967 , 1973 (as Formica nigricans )]; Viskyar Mt. [ Wesselinoff 197
via GBIF
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).