Mexican beaded lizard debate among scientists. However, this venom has been found to contain several enzymes useful for manufacturing drugs in the treatment of diabetes, and research on the pharmacological use of its venom is ongoing. Threatened throughout its range by overcollection and habitat loss, it is a CITES protected species. The Guatemalan beaded lizard ("H. charlesbogerti" ) is one of the rarest lizards in the world, with a wild population of fewer than 200. The beaded lizards have one close living relative, the Gila monster ("H. suspectum"), as well as many extinct relatives in the Helodermatidae, whose genetic history may be traced
Limpopo girdled lizard Limpopo girdled lizard The Limpopo girdled lizard ("Cordylus jonesii"), also known commonly as Jones' armadillo lizard and Jones' girdled lizard, is a species of lizard in the family Cordylidae. The species is endemic to Southern Africa. The specific name, "jonesii", is in honor of a "Mr. C. R. Jones" who collected the holotype. The type locality is the Murchison Range in Limpopo. "C. jonesii" is found along South Africa's border with Botswana, Zimbabwe, and Mozambique. The Limpopo girdled lizard is arboreal and inhabits dry forests, especially mopane woodland. It hides under loose bark and in hollow tree limbs. The dorsal