CHAPTER V
LISSAMPHIBIA (CONTINUED)–URODELA
Order II. URODELA or TAILED AMPHIBIA.
The recent tailed Amphibia, Salamanders and Newts in the wider sense, have been grouped into four families which can be conveniently diagnosed by the following characters:–
Both the upper and lower jaws are furnished with teeth. Fore- and hind-limbs are always present.
Maxillary bones present.
Eyes free and devoid of lids .......... Amphiumidae, p. [97].
Eyes with movable lids[[45]] .......... Salamandridae, p. [102].
Maxillary bones absent.
Eyes without lids. Perennibranchiate .......... Proteidae, p. [132].