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17 mai 2024 · Tetrapod, (superclass Tetrapoda), a superclass of animals that includes all limbed vertebrates (backboned animals) constituting the classes Amphibia (amphibians), Reptilia (reptiles), Aves (birds), Mammalia (mammals), and their direct ancestors that emerged roughly 397 million years ago during the
- Labyrinthodont
Other articles where labyrinthodont is discussed: amphibian:...
- Labyrinthodont
Il y a 2 jours · Temnospondyli (from Greek τέμνειν, temnein 'to cut' and σπόνδυλος, spondylos 'vertebra') or temnospondyls is a diverse ancient order of small to giant tetrapods —often considered primitive amphibians —that flourished worldwide during the Carboniferous, Permian and Triassic periods, with fossils being found on ...
Il y a 1 jour · Artiodactyls are placental mammals belonging to the order Artiodactyla ( / ˌɑːrtioʊˈdæktɪlə / AR-tee-oh-DAK-tih-lə, from Ancient Greek ἄρτιος, ártios 'even', and δάκτυλος, dáktylos 'finger, toe'). Typically, they are ungulates which bear weight equally on two (an even number) of their five toes: the third and fourth, often in the form of a hoof.
Il y a 4 jours · Aetosaurs ( / eɪˌɛtoʊˈsɔːr /) are heavily armored reptiles belonging to the extinct order Aetosauria ( / eɪˌɛtoʊˈsɔːriə /; from Greek, ἀετός (aetos, "eagle") and σαυρος ( sauros, "lizard")). They were medium- to large-sized omnivorous or herbivorous pseudosuchians, part of the branch of archosaurs more closely related ...
14 mai 2024 · Le faucon pèlerin. réalisé par Kenzo et Nathan. 1- Description. Il a une tête une bouche et des yeux : c’est un ANIMAL. Il a un squelette intérieur et un crâne faits d’os : c’est un VERTÉBRÉ. Il a quatre membres : c’est un TÉTRAPODE. Il a des plumes : c’est un OISEAU.
6 mai 2024 · To answer the question of why mammals have five fingers, we must first understand why tetrapod (Greek for "four-footed") vertebrates have five fingers. Mammals belong to the superclass...
21 mai 2024 · Tetrapods are vertebrate animals with four feet, legs or leglike appendages. In Greek, "tetrapod" means "four-legged". Tetrapods include amphibians, reptiles, dinosaurs, birds, mammals, and a few ancient forms intermediate between fish and amphibians. A few tetrapods have evolved into legless forms, such as snakes.
