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Squamata (/ skwæˈmeɪtə /, Latin squamatus, 'scaly, having scales') is the largest order of reptiles, comprising lizards and snakes. With over 12,162 species, [3] it is also the second-largest order of extant (living) vertebrates, after the perciform fish.
Aug 16, 2019 · Squamates (Squamata) are the most diverse of all the reptile groups, with approximately 7400 living species. Squamates include lizards, snakes, and worm lizards. There are two characteristics that unite the squamates. The first is that they shed their skin periodically.
The Squamata, or the scaled reptiles, are the largest recent order of reptiles, comprising all lizards and snakes. With over 10,000 species, it is also the second-largest order of extant vertebrates, after the perciform fish, and roughly equal in number to the Saurischia (one of the two major groups of dinosaurs).
Squamata is the sister taxon to Rhynchocephalia, together making up Lepidosauria. About 200 million years ago (mya), before true lizards existed, one lineage of lepidosaurs gave rise to the ancestor of squamates.
Jul 9, 2024 · Squamates are members of the largest reptilian order, Squamata. Characterized by horny epidermal scales and periodic molting, it is also the second-largest order of living vertebrates consisting of lizards, snakes, and amphisbaenians.
Apr 29, 2013 · Here, we present the first large-scale phylogenetic estimate for Squamata. The estimated phylogeny contains 4161 species, representing all currently recognized families and subfamilies.
5 days ago · Lizard, (suborder Sauria), any of more than 5,500 species of reptiles belonging in the order Squamata (which also includes snakes, suborder Serpentes). Lizards are scaly-skinned reptiles that are usually distinguished from snakes by the possession of legs, movable eyelids, and external ear.
