Owen, Richard. Monographs on the British fossil Reptilia from the Kimmeridge clay / R. Owen. – London : [s. n.], 1869. – (The Monographies of the Paleontographical society) . Книга 131 14899
N.3 : Constaining Pliosaurus grandis, Pl. trochanterius and Pl. portlandicus. – 1869. – 12 p. : 4 tab.