MOORE, R.C. Part V, Graptolithina, References and Index. Treatise on Invertebrate Paleontology, [S. l.], 1955. DOI: 10.17161/tip.v0i0.5406. Disponível em: https://journals.ku.edu/InvertebratePaleo/article/view/5406. Acesso em: 9 apr. 2025.