BARKALOV, A. Taxonomy and distribution of six Palaearctic <i>Cheilosis species</i> (Diptera, Syrphidae). Entomologica Fennica, [S. l.], v. 4, n. 4, p. 207–212, 1993. DOI: 10.33338/ef.83771. Disponível em: https://journal.fi/entomolfennica/article/view/83771. Acesso em: 8 jul. 2024.