Fig. 1. Head of a Crocodile found in 1831, by E. Spencer, Esq. in the London Clay, of the Isle of Sheppy. See V. I. p. 251. (Original.)

Fig. 2. Extremity of the upper and lower Jaw of Teleosaurus in the Oxford Museum, from the Great Oolite at Stonesfield, Oxon. See V. I. p. 252. (Original.)

Fig. 3. Anterior extremity of the upper Jaw of Steneosaurus, in the Museum of Geneva, from Havre; the same species occurs in the Kimmeridge Clay of Shotover hill, near Oxford. See V. I. p. 251. (De la Beche.)

Fig. 4. Fossil Turtle, from the slate of Glaris. See V. I. p. 257. (Cuvier.)