Sinopidae Sp
Sinopidae ("swift foxes") is a family of extinct predatory mammals from extinct order Hyaenodonta. Fossil remains of these mammals are known from early to middle Eocene deposits in North America, Europe and Asia. Classification and phylogeny Taxonomy * Family: †Sinopidae ** Genus: †'' Acarictis'' *** †''Acarictis ryani'' ** (unranked): †''Sinopa'' clade *** Genus: †'' Prototomus'' (paraphyletic genus) **** †''Prototomus deimos'' **** †''Prototomus girardoti'' **** †''Prototomus martis'' **** †''Prototomus minimus'' **** †''Prototomus phobos'' **** †''Prototomus robustus'' **** †''Prototomus secundarius'' **** †''Prototomus viverrinus'' *** Genus: †'' Sinopa'' **** †''Sinopa jilinia'' **** †''Sinopa lania'' **** †''Sinopa longipes'' **** †''Sinopa major'' **** †''Sinopa minor'' **** †''Sinopa piercei'' **** †''Sinopa pungens'' **** †''Sinopa rapax'' **** †''Sinopa'' sp. A 'AMNH FM 11538'' *** ''Incertae sedis ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Eocene
The Eocene ( ) Epoch is a geological epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period in the modern Cenozoic Era. The name ''Eocene'' comes from the Ancient Greek (''ēṓs'', " dawn") and (''kainós'', "new") and refers to the "dawn" of modern ('new') fauna that appeared during the epoch. The Eocene spans the time from the end of the Paleocene Epoch to the beginning of the Oligocene Epoch. The start of the Eocene is marked by a brief period in which the concentration of the carbon isotope 13C in the atmosphere was exceptionally low in comparison with the more common isotope 12C. The end is set at a major extinction event called the ''Grande Coupure'' (the "Great Break" in continuity) or the Eocene–Oligocene extinction event, which may be related to the impact of one or more large bolides in Siberia and in what is now Chesapeake Bay. As with other geologic periods, the strata that define the start and e ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pyrocyon
''Pyrocyon'' ("fire dog") is a genus of small carnivorous hyaenodontids that lived in North America during the early Eocene. Fossils of ''Pyrocyon'' have been found in Wyoming and Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes .... Weight of ''Pyrocyon dioctetus'' has been estimated at around 2.6 kilograms. Phylogeny The phylogenetic relationships of genus ''Pyrocyon'' are shown in the following cladogram. References Hyaenodonts Eocene mammals Eocene mammals of North America Eocene genus first appearances Prehistoric placental genera {{paleo-mammal-stub ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Orienspterodon
''Orienspterodon'' ("eastern '' Pterodon''") is an extinct genus of hyainailourid hyaenodonts from paraphyletic subfamily Hyainailourinae that lived in China and Myanmar during the middle to late Eocene The Eocene ( ) Epoch is a geological epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period in the modern Cenozoic Era. The name ''Eocene'' comes from the Ancient Greek (''ēṓs'', " .... ''Orienspterodon dahkoensis'' was originally assigned to genus '' Pterodon'' in 1975, but was eventually assigned to its own genus in 2007. Phylogeny The phylogenetic relationships of genus ''Orienspterodon'' are shown in the following cladogram. References Hyaenodonts Eocene mammals of Asia Prehistoric placental genera {{paleo-mammal-stub ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Apterodontinae
Apterodontinae ("without winged tooth") is an extinct subfamily of hyainailourid hyaenodonts that lived in Africa and Europe during the late Eocene to middle Oligocene. Classification and phylogeny Taxonomy * Subfamily: †Apterodontinae ** Genus: †''Apterodon'' *** †''Apterodon altidens'' *** †''Apterodon gaudryi'' *** †''Apterodon langebadreae'' *** †''Apterodon macrognathus'' *** †''Apterodon rauenbergensis'' *** †''Apterodon saghensis'' *** †''Apterodon'' sp. ur At-Talah escarpment, Libya Ur was an important Sumerian city-state in ancient Mesopotamia, located at the site of modern Tell el-Muqayyar ( ar, تل ٱلْمُقَيَّر) in south Iraq's Dhi Qar Governorate. Although Ur was once a coastal city near the mouth of the ... ** Genus: †'' Quasiapterodon'' *** †''Quasiapterodon minutus'' Phylogeny The phylogenetic relationships of subfamily Apterodontinae are shown in the following cladogram: References {{Taxonbar, from=Q34514 ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Hyainailouroidea
Hyainailouroidea ("hyena-cats") is a paraphyletic superfamily of extinct predatory mammals from extinct order Hyaenodonta. Fossil remains of these mammals are known from middle Eocene to late Miocene deposits in North America, Europe, Africa and Asia. Classification and phylogeny Taxonomy * Superfamily: †Hyainailouroidea (paraphyletic In taxonomy (general), taxonomy, a group is paraphyletic if it consists of the group's most recent common ancestor, last common ancestor and most of its descendants, excluding a few Monophyly, monophyletic subgroups. The group is said to be pa ... superfamily) ** Family: † Hyainailouridae (paraphyletic family) ** Family: † Prionogalidae ** Family: † Teratodontidae Phylogeny The phylogenetic relationships of superfamily Hyainailouroidea are shown in the following cladogram: References {{Hyaenodonta Hyaenodonts Cenozoic mammals of North America Cenozoic mammals of Asia Cenozoic mammals of Europe Cenozoic mammals of Afric ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Teratodontidae Teratodontidae ("monstrous teeth") is a family of extinct predatory mammals from extinct paraphyletic superfamily Hyainailouroidea within extinct order Hyaenodonta. Fossil remains of these mammals are known from Middle Eocene to Late Miocene deposits in Africa, the Arabian Peninsula, and Asia. Etymology The name of the family and subfamily translates as "monstrous teeth" (, and taxonomic suffixes " -idae" and " -inae". Classification and phylogeny Taxonomy * Family: †Teratodontidae ** Subfamily: †Teratodontinae *** Genus: †'' Anasinopa'' **** †''Anasinopa haasi'' **** †''Anasinopa leakeyi'' **** †''Anasinopa libyca'' **** †''Anasinopa napaki'' *** Genus: †'' Brychotherium'' **** †''Brychotherium atrox'' **** †''Brychotherium ephalmos'' *** Genus: †''Ekweeconfractus'' **** †''Ekweeconfractus amorui'' *** Genus: †'' Masrasector'' **** †''Masrasector aegypticum'' **** †''Masrasector ligabuei'' **** †''Masrasector nananubis'' *** ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |