Building the ecological knowledge base needed for assessing the conservation status of three steno-endemic and globally threatened high-altitude Orthoptera species of Greece of the genus Parnassiana: P. parnassica (CR), P. tymphrestos (EN) and P. coracis (VU). The project covers their global distribution area and attempts to solve taxonomic problems, map the global distribution of the species, investigate the species’ habitat requirements, assess their population status and threats and conclude with conservation management suggestions. Period: 2023-2024. Funding: Hellenic Foundation for Research & Innovation (NECCA). Coordinator: BCL. *Distinction: was ranked in the first position of funding under HFRI open call N51255 4/7/2022