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Anthracotherium (from Greek: ἄνθραξ anthrax, 'coal' and Greek: θηρίον therium 'beast') [3] is an extinct genus of artiodactyls characterized by having 44 teeth, with five semi-crescentic cusps on the crowns of the upper molars.
Painting from around 1920 Modern restoration of Merycoidodon culbertsoni. Merycoidodon would have somewhat resembled a pig in appearance, but had a longer body, at about 1.4 metres (4.6 ft), and short limbs.
Diacodexeidae is an extinct family of basal artiodactyl mammals from the Eocene of North America, Europe, and Asia. The family includes some of the earliest known artiodactyls, such as Diacodexis.
Aletomeryx is an extinct genus of Artiodactyla, of the family Dromomerycidae, endemic to North America from the early Miocene epoch (Hemingfordian stage) 20.6—16.3 Ma, existing for approximately [ 1 ]
Palaeomeryx is an extinct genus of Artiodactyla, of the family Palaeomerycidae, endemic to Europe and Asia from the Miocene epoch, 16.9 – 7.25 Ma, existing for approximately [ 1 ] Taxonomy
Elomeryx is an extinct genus of artiodactyl ungulate, and is among the earliest known anthracotheres.The genus was extremely widespread, first being found in Asia in the middle Eocene, in Europe during the latest Eocene, and having spread to North America by the early Oligocene. [1]
Andrewsarchus (/ ˌ æ n d r uː ˈ s ɑːr k ə s /), meaning "Andrews' ruler", is an extinct genus of artiodactyl that lived during the Middle Eocene in what is now China. The genus was first described by Henry Fairfield Osborn in 1924 with the type species A. mongoliensis based on a largely complete cranium.
Anthracotheriidae is a paraphyletic family of extinct, hippopotamus-like artiodactyl ungulates related to hippopotamuses and whales.The oldest genus, Elomeryx, first appeared during the middle Eocene in Asia.