36 
EXPLANATION OF PLATES 25'. 26. 26' . 
species, in the Oxford Museum, from the Great 
Oolite, at Enslow, near Woodstock, Oxon. (Ori- 
orinal.) 
D ' 
Plate 25'. V. I. p. 251. 
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 Teleo- 
saurus 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 Steneo- 
saurus, 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.) 
Plate 26. V. I. p. 259. 
Fossil Footsteps indicating the Tracks of ancient ani- 
mals, probably Tortoises, on the New Red Sandstone near 
Dumfries. (From a cast presented by Rev. Dr. Duncan.) 
Plate 26'. V. I. p. 263. 
Fig. 1. Impressions of footsteps of several unknown 
animals upon a slab of New Red Sandstone found 
at the depth of eighteen feet in a quarry at Hess- 
berg, near Hildburghausen in Saxony, (Sickler.) 
The larger footsteps a. b. c. are referred to aU 
animal named provisionally, Chirotherium. Tb® 
fore feet of this animal were less by one half than 
the hind feet, and the tracks of all the feet at® 
