HANTZSCHEL, Walter. Part W, Miscellanea, Supplement 1, Ch. 2, p. 35 - 122. Treatise on Invertebrate Paleontology, [S. l.], 1975. DOI: 10.17161/tip.v0i0.5423. Disponível em: https://journals.ku.edu/InvertebratePaleo/article/view/5423.. Acesso em: 11 oct. 2024.