As a rule the Iguanids and Varans are as bright as the Agamas are dull.
The agamas have always two pairs of well-developed limbs.
The majority of the ground-agamas, and the most common species of the plains, deserts or rocky districts of Africa and Asia,.
Uromastix is one of the largest of ground-agamas, and likewise found in Africa and Asia.
Of the Australia agamas no other genus is so numerously represented and widely distributed as Grammatophora, the species of which grow to a length of from 8 to 18 in.
The most distinctively sacred books are called the forty-five Agamas, consisting of eleven Angas, twelve Upangas, ten Pakinnakas, six Chedas, four Mina-sutras and two other books.