FEIST, Monique; GUERLESQUIN, Micheline. Part B, Protista 1, Ch. 2, p. 29-46. Treatise on Invertebrate Paleontology, [S. l.], 2005. DOI: 10.17161/dt.v0i0.5083. Disponível em: https://journals.ku.edu/InvertebratePaleo/article/view/5083. Acesso em: 2 apr. 2025.