FEIST, Monique; GRAMBAST-FESSARD, Nicole. Part B, Protista 1, Ch. 5, p. 92-151. Treatise on Invertebrate Paleontology, [S. l.], 2005. DOI: 10.17161/dt.v0i0.5086. Disponível em: https://journals.ku.edu/InvertebratePaleo/article/view/5086.. Acesso em: 1 may. 2024.