Catalogue of the ants (Hymenoptera, Formicidae) of Bulgaria Author Lapeva-Gjonova, Albena Author Antonova, Vera Author Radchenko, Alexander G. Author Atanasova, Maria text ZooKeys 2010 62 1 124 http://dx.doi.org/10.3897/zookeys.62.430 journal article http://dx.doi.org/10.3897/zookeys.62.430 1313-2970-62-1 Lasius umbratus (Nylander, 1846) Records (Map 57): Bulgaria ( Atanassov and Dlusskij 1992 ); Sofia Basin: Sofia ( Forel 1892 , Lapeva-Gjonova and Atanasova 2004 ); Ograzhden Mt. ( Atanassov 1964 ); Western Rhodopi Mts: Dospat ( Lapeva-Gjonova in press (a) ); Eastern Rhodopi Mts: Dedets vill. (Zlatograd) ( Lapeva-Gjonova 2004a ).