PENNEY, D.; WADSWORTH, C.; GREEN, D. I.; KENNEDY, S. L.; PREZIOSI, R. F.; BROWN, T. A. Extraction of inclusions from (sub)fossil resins, with description of a new species of stingless bee (Hymenoptera: Apidae: Meliponini) in Quaternary Colombian copal. Paleontological Contributions, [S. l.], n. 7, p. 1–6, 2013. DOI: 10.17161/PC.1808.11103. Disponível em: Acesso em: 7 dec. 2023.