PIDAL, Raimundo. A Lower Devonian (Emsian) species of the genus Bactrocrinites (crinoidea): Bactrocrinites robustus n. sp. (Cantabrian Mountains, NW Spain). Spanish Journal of Palaeontology, [S. l.], v. 23, n. 2, p. 267–271, 2021. DOI: 10.7203/sjp.23.2.20411. Disponível em: https://pasquin.uv.es/index.php/sjpalaeontology/article/view/20411. Acesso em: 20 sep. 2024.