GETTY, P.; BURNETT, J. Conopsoides Hitchcock 1858: an ichnological chimera of Acanthichnus and Bifurculapes. Atlantic Geoscience, [S. l.], v. 55, p. 389–398, 2019. DOI: 10.4138/atlgeol.2019.014. Disponível em: https://journals.lib.unb.ca/index.php/ag/article/view/28994. Acesso em: 7 oct. 2022.