MOORE, Raymond C. Part U, Echinodermata 3, vol. 1 & 2, Front Matter. Treatise on Invertebrate Paleontology, [S. l.], 1966. DOI: 10.17161/dt.v0i0.5652. Disponível em: https://journals.ku.edu/InvertebratePaleo/article/view/5652. Acesso em: 4 dec. 2024.