Gradinarov, DenisPetrova, Yana2025-07-292025-07-292025-07-111313-9916https://doi.uni-plovdiv.bg/handle/store/664The species Calamobius filum (Rossi, 1790) is reported from a number of higher altitude habitats in Southwestern Bulgaria, including the subalpine zone. Adult beetles were collected from various grasses, including Dactylis glomerata L., Alopecurus pratensis L., Bromus inermis Leyss., Deschampsia caespitosa (L.) P. Beauv. and Calamagrostis epigejos (L.) Roth.enCalamobius filummountain habitatsBulgariaArticle