Note 84 — Chapter XIII · SAUROPSIDA.
Reading edition
J.W. Hulke, Presidential address to the Geol. Soc. of London, 1883 and 1884. O.C. Marsh, many papers in the Amer. J. Sci. from 1878 onwards, also in the Geol. Mag. R. Owen, History of British fossil reptiles: Dinosauria (Palaeont. Soc.).