Mexican beaded lizard generic name "Heloderma" means "studded skin", from the Ancient Greek words "hêlos" (ἧλος)—the head of a nail or stud—and "dérma" (δέρμα), meaning skin. Its specific name, "horrĭdum", is the Latin word meaning rough or rude. The four subspecies of beaded lizard, elevated to full species in 2013, are: Adult beaded lizards range from in length. They are substantially larger than the Gila monster, which only reaches lengths of . The snout-to-vent length of a beaded lizard averages . The average body mass of an adult beaded lizard is , about 45% heavier than the average mass of a gila monster,
Italian wall lizard America have been documented from Topeka, Kansas, Long Island, New York and Greenwich, Connecticut. Italian wall lizard The Italian wall lizard, ruin lizard, or İstanbul lizard (Podarcis siculus from the Greek meaning 'agile' and 'feet') is a species of lizard in the family Lacertidae. "P. siculus" is native to Bosnia and Herzegovina, Croatia, France, Italy, Serbia and Montenegro, Slovenia and Switzerland, but has also been introduced to Spain, Turkey, and the United States. "P. siculus" is the most abundant lizard species in southern Italy. "P. siculus" gained attention in 2008 following the publication of a research study that detailed distinct