Fig. 131.
Rhinoceros.
Rhinoceros leptorhinus; fossil from freshwater beds of Grays, Essex (see [p. 147.]); penultimate molar, lower jaw, left side; two-thirds of nat. size.
Fig. 132.
Hippopotamus.
Hippopotamus; from cave near Palermo (see [p. 154.]); molar tooth; two-thirds of nat. size.