Note 67 — Chapter XIII · SAUROPSIDA.
Reading edition
See G. Baur, J. Morph., vol. I., 1887. R. Lydekker, Catalogue of the Fossil Reptilia and Amphibia in the British Museum, Parts I. & II. C.K. Hoffmann, Reptilien, in Bronn's Classen und Ordnungen des Thierreichs, Bd. VI., 3 abth. 1879-90.