Equus (genus) - Wikipedia
Equus (/ ˈ ɛ k w ə s, ˈ iː k w ə s /) [3] is a genus of mammals in the family Equidae, which includes horses, asses, and zebras. Within the Equidae, Equus is the only recognized extant genus, comprising seven living species.
Equus | mammal genus | Britannica
mammal genus. Learn about this topic in these articles: major reference. In horse: Evolution of the horse. Pliohippus, the direct predecessor of Equus. Pliohippus fossils occur in the early to middle Pliocene beds of North America (the Pliocene Epoch lasted from about 5.3 million to 2.6 million years ago). Read More. equines. In equine.
ADW: Equus: INFORMATION
Equus is a relatively small group within the Order Perissodactyla which contains 8 different grassland herbivore species.
Equidae - Wikipedia
The family evolved around 50 million years ago from a small, multi-toed ungulate into larger, single-toed animals. All extant species are in the genus Equus, which originated in North America. Equidae belongs to the order Perissodactyla, which includes the extant tapirs and rhinoceros, and several extinct families.
Equine | Horse, Domestication & Breeds | Britannica
equine, one of the mammal family of Equidae (order Perissodactyla) that includes the modern horses, zebras, and asses, as well as more than 60 species known only from fossils. All six modern members of the family are placed in the genus Equus.
Horse - Evolution, Domestication, Anatomy | Britannica
2024年10月10日 · Equus—the genus to which all modern equines, including horses, asses, and zebras, belong—evolved from Pliohippus some 4 million to 4.5 million years ago during the Pliocene. Equus shows even greater development of the spring mechanism in the foot and exhibits straighter and longer cheek teeth.
Frontiers | What Is Equus? Reconciling Taxonomy and ...
2019年9月11日 · Two factors are particularly relevant in the delimitation of the genus Equus: (1) identifying well-supported phylogenetic hypotheses, and (2) identifying which clade in a given phylogenetic tree should be considered to comprise the genus Equus.
Equines (Genus Equus) - iNaturalist
Equus is a genus of mammals in the family Equidae, which includes horses, asses, and zebras. Within Equidae, Equus is the only recognized extant genus, comprising seven living species.
Evolution of Old World Equus and origin of the zebra-ass clade
2021年5月12日 · Evolution of the genus Equus has been a matter of long debate with a multitude of hypotheses. Currently, there is no consensus on either the taxonomic content nor phylogeny of Equus. Some...
Equus - Natural Atlas
Equus is a genus of mammals in the family Equidae, which includes horses, donkeys, and zebras. Within the Equidae, Equus is the only recognized extant genus, comprising seven living species. Like Equidae more broadly, Equus has numerous extinct species known only from fossils.