AUSICH, William I.; DONOVAN, Stephen K. Treatise Online no. 167: Part T, Revised, Volume 1, Chapter 7: Glossary of crinoid morphological terms. Treatise Online, [S. l.], 2023. DOI: 10.17161/to.vi.21020. Disponível em: https://journals.ku.edu/treatiseonline/article/view/21020.. Acesso em: 17 may. 2024.