Forked-tongued Lizards.

Monitoridæ—Monitors.

These Lizards are best known as Lace-lizards and "Iguanas," and are distinguished by a forked-tongue. They inhabit almost every part of Australia, but are not found in Tasmania, They burrow in the ground, and are excellent climbers and good swimmers; some grow to 8 or 9 feet in length, though the largest have but a small head in comparison with a Crocodile.