Of Reptilia Chile is singularly free, there being recorded only eleven species - five saurians, four ophidians, one frog and one toad - but a more thorough survey of the uninhabited territories of the south may increase this list.
They are less marked or more gradual in the Apoda and Caudata than in Ecaudata, in which the stage known as tadpole is very unlike the frog or toad into which it rather suddenly passes (see Tadpole).
Viviparous parturition is known among the Caudata (Salamandra, Spelerpes fuscus), and the Apoda (Dermophis thomensis, Typhlonectes cornpressicauda); also in a little toad (Pseudophryne vivipara) recently discovered in German East Africa (41).
The horned lizard, or horned toad (Phrynosoma cornutum; P. hernandesi; P. modestum), is the most common of Texas lizards, except in the western counties where the Texas rock lizards (Sceloporus torquatus; S.
On Rusthall Common about a mile from the town is the curiously shaped mass of sandstone known as the Toad Rock, and a mile and a half south-west is the striking group called the High Rocks.