Synapsida is one of the two major clades of vertebrate animals in the group Amniota, the other being the Sauropsida (which includes reptiles and birds)...
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(2011), Benson (2012) and Spinder (2016) unless otherwise noted. Class Synapsida Eupelycosauria Sphenacodontia †Haptodus †Hypselohaptodus †Ianthodon Pantherapsida...
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"The Evolution of the Maxillary Canal in Probainognathia (Cynodontia, Synapsida): Reassessment of the Homology of the Infraorbital Foramen in Mammalian...
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Subclass Euryapsida (plesiosaurs, placodonts, and ichthyosaurs) Subclass Synapsida (stem or proto-mammals, progenitors of mammals) Class Aves (birds) Subclass...
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Dimetrodon (section Phylogenetic taxonomy of Synapsida)
stem mammals. This groups Dimetrodon together with mammals in the clade Synapsida, while reptiles are placed in a separate clade, Sauropsida. Single openings...
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classification of Reptilia in 1903, and erected two major groups: Diapsida and Synapsida, and in 1905, South African palaeontologist Robert Broom created a third...
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Luthardt, V. Annacker, and R. Roßler. 2018. First arboreal ‘pelycosaurs’(Synapsida:Varanopidae) from the early Permian Chemnitz Fossil Lagerstatte, SE-Germany...
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most popular definition states that Sauropsida is the sibling taxon to Synapsida, the other clade of amniotes which includes mammals as its only modern...
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(including cats, dogs, and seals). Mammals are the only living members of Synapsida; this clade, together with Sauropsida (reptiles and birds), constitutes...
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species – 10,000+ species of birds and 11,300+ species of reptiles) Class Synapsida (mammals; 5,700+ species) Cephalochordates, one of the three subdivisions...
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Fröbisch et al. (2011) and Benson (2012) unless otherwise noted. Class Synapsida Sphenacodontoidea Family †Sphenacodontidae Therapsida Sphenacodontoidea...
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; Scott, Diane; Reisz, Robert R. (2020-03-31). "New Primitive Caseid (Synapsida, Caseasauria) from the Early Permian of Germany". Annals of Carnegie Museum...
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within Synapsida and considered them as the suborder Sphenacodontia. Most phylogenetic analyses have place Varanopidae as a basal member of Synapsida and...
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Geological Society of America Special Papers, No 28 Synapsida: Sphenacodontia Deuterostoma/Chordata/Synapsida/Pelycosauria/Sphenacodontidae.htm Sphenacodontidae...
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Kenneth D.; Fröbisch, Jörg (eds.), Early Evolutionary History of the Synapsida, Vertebrate Paleobiology and Paleoanthropology, Springer Netherlands,...
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"Was Ophiacodon (Synapsida, Eupelycosauria) a Swimmer? A Test Using Vertebral Dimensions". Early Evolutionary History of the Synapsida. Vertebrate Paleobiology...
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R.; Martens, T.; Henrici, A.C. (2001). "A new species of Dimetrodon (Synapsida: Sphenacodontidae) from the Lower Permian of Germany records first occurrence...
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classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Clade: Synapsida Clade: Therapsida Suborder: †Anomodontia Clade: †Chainosauria Clade: †Dicynodontia...
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The smallest organisms found on Earth can be determined according to various aspects of organism size, including volume, mass, height, length, or genome...
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placement of Limnoscelis and the Diadectomorpha relative to Amniota and Synapsida. Heaton's originally classified the diadectomorphs as amphibians, outside...
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mass estimate of the tapinocephalid dinocephalian Tapinocaninus pamelae (Synapsida: Therapsida)". Historical Biology. 33 (4): 498–505. doi:10.1080/08912963...
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osteohistology of hyperelongate neural spines in the Edaphosauridae (Amniota: Synapsida)". Palaeontology. 54 (3): 573–590. Bibcode:2011Palgy..54..573H. doi:10...
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carnivorous biarmosuchians, gorgonopsians and therocephalians. Class Synapsida Order Therapsida Suborder Dinocephalia ?Driveria ?Mastersonia Family Estemmenosuchidae...
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Jörg; Angielczyk, Kenneth D. (eds.). Early Evolutionary History of the Synapsida. Springer Netherlands. ISBN 978-94-007-6841-3. Joyner, Christopher C....
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information related to Pelycosauria. "Introduction to the Pelycosaurs". UCMP. "Synapsida - Pelycosauria". Palaeos. Archived from the original on 2006-03-13....
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Frederik Spindler, Sebastian Voigt & Jan Fischer (2019) Edaphosauridae (Synapsida, Eupelycosauria) from Europe and their relationship to North American...
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Hanson Formation (section Synapsida)
The Hanson Formation (also known as the Shafer Peak Formation) is a geologic formation on Mount Kirkpatrick and north Victoria Land, Antarctica. It is...
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(amphibians, some ancestral to the amniotes)—now a paraphyletic group Class Synapsida (mammals and the extinct mammal-like reptiles) Class Sauropsida (reptiles...
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classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Clade: Synapsida Clade: Therapsida Clade: Cynodontia Clade: Epicynodontia Clade: Eucynodontia...
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arrangement of openings in the skull. The other three subclasses were Synapsida (one opening low on the skull, for the "mammal-like reptiles"), Anapsida...
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