Hylonomus - Wikipedia
WEBHylonomus (/ h aɪ ˈ l ɒ n əm ə s /; hylo-"forest" + nomos "dweller") is an extinct genus of reptile that lived 312 million years ago during the Late Carboniferous period. It is the earliest unquestionable reptile (Westlothiana is older, but in fact it may have been an amphibian, and Casineria is rather fragmentary).
Tiny Animals Trapped in Fossil Trees Help Reveal How Fauna …
WEBJul 17, 2019 · Dawson Brothers. This new kind of animal, that Dawson would name Hylonomus lyelli, remains the earliest amniote in the fossil record. Since then, many other animals, some strange and some...
Hylonomus | fossil reptile genus | Britannica
WEBHylonomus. fossil reptile genus. Learn about this topic in these articles: reptile evolution. In reptile: Fossil distribution. The earliest known reptiles, Hylonomus and Paleothyris, date from Late Carboniferous deposits of North America. These reptiles were small lizardlike animals that apparently lived in forested habitats.
Reptile - Evolution, Paleontology, Adaptation | Britannica
WEBThe earliest known reptiles, Hylonomus and Paleothyris, date from the Late Carboniferous. The Mesozoic Era is known as the “Age of Reptiles.” Today's reptiles represent only a fraction of the reptile groups and species that have lived.
Hylonomus - Wikiwand
WEBHylonomus ( / haɪˈlɒnəməs /; hylo- "forest" + nomos "dweller") is an extinct genus of reptile that lived 312 million years ago during the Late Carboniferous period. It is the earliest unquestionable reptile ( Westlothiana is older, but in fact it may have been an amphibian, and Casineria is rather fragmentary).
The earliest known reptile | Nature
WEBDec 7, 1989 · The earliest amniote fossil identified so far is Hylonomus from the Westphalian (Upper Carboniferous) of Joggins, Nova Scotia 2,3, (∼ 300 Myr).
310 million-year-old tree fossils to reveal new ancient animals
WEBJul 16, 2019 · This new kind of animal, that Dawson would name Hylonomus lyelli, remains the earliest amniote in the fossil record. Since then, many other animals, some strange and some familiar, have been...
The origin of squamates revealed by a Middle Triassic lizard ... - Nature
WEBMay 30, 2018 · The evolutionary origin of squamates is contentious because of several issues: (1) a fossil gap of approximately 70 million years exists between the oldest known fossils and their estimated origin...
Hylonomus articles - Encyclopedia of Life
WEBHylonomus is the earliest known amniote (mammals, reptiles, birds, and dinosaurs), a group who's embryos are surrounded by an amnion, a sac that acts as a protective barrier and prevents the egg from drying out (Meyer and Anderson 2013).
The phylogeny of early amniotes and the affinities of ... - Nature
WEBDec 23, 2019 · Main. The current paradigm of early amniote evolution was established in the late twentieth century 1, 2. It includes a deep crown group dichotomy between Synapsida (total group mammals) and...
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