HOFFMANN, René. Treatise Online no. 70: Part L, Revised, Volume 3B, Chapter 3: Lytoceratoidea. Treatise Online, [S. l.], 2015. DOI: 10.17161/to.v0i0.5050. Disponível em: https://journals.ku.edu/treatiseonline/article/view/5050.. Acesso em: 2 may. 2024.