The name Sauropoda was coined by Othniel Charles Marsh in 1878, and is derived from Ancient Greek, meaning "lizard foot". [14] Sauropods are one of the most recognizable groups of dinosaurs, and have become a fixture in popular culture due to their enormousness. 竜脚類 りゅうきゃくるい Sauropoda 爬虫類竜盤目竜脚亜目に属する 一群 の恐竜。 体格は重厚。 四脚歩行性で草食または雑食。 一般に頸と尾が非常に長い。 頭骨は小さく，頭蓋は極度に小さい。 歯はへら状または坑状で両縁に刃を有する。 Dec 12, 2025 · Sauropod, any member of the dinosaur subgroup Sauropoda, marked by large size, a long neck and tail, a four-legged stance, and a herbivorous diet. These reptiles were the largest of all dinosaurs and the largest land animals that ever lived. May 27, 2024 · Sauropoda was a massive, long-necked dinosaur that holds the distinction of being the largest land animal to ever walk the planet. This group includes some of the most popular and well-known genera of dinosaurs, including Brachiosaurus, Diplodocus, Camarasaurus, Apatosaurus, and Brontosaurus. Sauropods are a subgroup of the saurischian, or "lizard-hipped," dinosaurs. This group of quadrupedal (four-legged), herbivorous animals had a relatively simple body plan which varied only slightly throughout the group. Early relatives of the sauropods, the Late Triassic plateosaurs or prosauropods, may have occasionally stood on their hind legs. True sauropods, such as Diplodocus shown here The Sauropoda include the largest animals ever to walk on land. These gigantic herbivores reaches lengths of 15 to 25 metres or more (the very largest may have reached 45 metres) and weights of 15 to 30 or even 50 or 60 tonnes. Figure 1 — Simplified phylogeny of Sauropodomorpha, including Sauropoda and its ‘prosauropod’ outgroups, plotted through time. Key nodes are labelled. Topology primarily follows Benson et al. (2014). Apr 15, 2024 ·

Advanced growth rates were possibly present in the earliest dinosaurs and may have been amplified even further in Sauropoda as part of an evolutionary arms race with theropod dinosaurs. Sauropoda（トカゲの足）という名称だが、どちらかというと ゾウ のような大型 哺乳類 に似ている。 指は5本あり、これは恐竜としては最も原始的な特徴になる。 Sauropoda, whose members are called sauropods, is a clade of saurischian ('lizard-hipped') dinosaurs. Sauropods had very long necks, long tails, small heads, an