Scheffler, Sandro Marcelo. Stalked Echinoderms of the Brazilian Devonian and Their Palaeobiogeographical Affinities. Boletim do Museu Paraense Emílio Goeldi - Ciências Naturais 10, no. 1 (abril 30, 2015): 63-81. Acessado novembro 23, 2024. https://boletimcn.museu-goeldi.br/bcnaturais/article/view/494.