The center of chameleon diversity is Madagascar.
Several genera of tortoises (Kinixys, Pelusios, Psammobates, Geochelone, Homopus, Chersina), turtles (Pelomedusidae, Cyclanorbis, Cycloderma, Erymnochelys), and three species of crocodiles (the Nile crocodile, slender-snouted crocodile and dwarf crocodile) are also present.