Santos Rodolfo Otávio, Laurin Michel & Zaher Hussam, December 2020 — A Review of the Fossil Record of Caecilians Gymnophiona (Tetrapoda; Lissamphibia; Gymnophionomorpha) with Comments on Its Use to Calibrate Molecular Timetrees. vol. 131, n° 4, dir. {Linnean Society of London} p. 737-755
https://dx.doi.org/10.1093/biolinnean/blaa148