HESSLER, Robert H.; MOORE, Raymond C.; TASCH, Paul; PALMER, A. R. Part R, Arthropoda 4, vol. 1 & 2, ch. 2, p. 120-206. Treatise on Invertebrate Paleontology, [S. l.], 1969. DOI: 10.17161/dt.v0i0.5627. Disponível em: https://journals.ku.edu/InvertebratePaleo/article/view/5627.. Acesso em: 5 may. 2024.