• Thumbnail for Synapsida
    Synapsida is a diverse group of tetrapod vertebrates that includes all mammals and their extinct relatives. It is one of the two major clades of the group...
    60 KB (6,044 words) - 01:11, 12 June 2025
  • Thumbnail for Amniote
    Subclass Euryapsida (plesiosaurs, placodonts, and ichthyosaurs) Subclass Synapsida (stem or proto-mammals, progenitors of mammals) Class Aves (birds) Subclass...
    49 KB (3,972 words) - 19:58, 5 July 2025
  • Thumbnail for Dimetrodon
    Triassic relatives. Below is the cladogram Clade Synapsida, which follows this phylogeny of Synapsida as modified from the analysis of Benson (2012). The...
    86 KB (9,494 words) - 23:06, 27 July 2025
  • Thumbnail for Sauropsida
    most popular definition states that Sauropsida is the sibling taxon to Synapsida, the other clade of amniotes which includes mammals as its only modern...
    38 KB (3,425 words) - 20:08, 25 July 2025
  • Thumbnail for Sphenacodontia
    (2011), Benson (2012) and Spinder (2016) unless otherwise noted. Class Synapsida Eupelycosauria Sphenacodontia †Haptodus †Hypselohaptodus †Ianthodon Pantherapsida...
    7 KB (471 words) - 19:34, 31 March 2025
  • Thumbnail for Gorgonopsia
    classification of Reptilia in 1903, and erected two major groups: Diapsida and Synapsida, and in 1905, South African palaeontologist Robert Broom created a third...
    80 KB (9,516 words) - 15:21, 21 May 2025
  • Thumbnail for Therapsida
    "The Evolution of the Maxillary Canal in Probainognathia (Cynodontia, Synapsida): Reassessment of the Homology of the Infraorbital Foramen in Mammalian...
    30 KB (2,943 words) - 02:14, 30 July 2025
  • Thumbnail for Sphenacodontoidea
    Fröbisch et al. (2011) and Benson (2012) unless otherwise noted. Class Synapsida Sphenacodontoidea Family †Sphenacodontidae Therapsida Sphenacodontoidea...
    7 KB (397 words) - 19:34, 31 March 2025
  • Thumbnail for Anapsid
    the most primitive subclass of amniotes, the ancestral stock from which Synapsida and Diapsida evolved, making anapsids paraphyletic. It is, however, doubtful...
    15 KB (1,635 words) - 07:46, 29 March 2025
  • Thumbnail for Eupelycosauria
    Eupelycosauria (category Synapsida)
    Luthardt, V. Annacker, and R. Roßler. 2018. First arboreal ‘pelycosaurs’(Synapsida:Varanopidae) from the early Permian Chemnitz Fossil Lagerstatte, SE-Germany...
    10 KB (775 words) - 06:12, 26 May 2025
  • Flowerpot Formation (also referred to as the Flower Pot Formation) is a geologic formation in Texas and Oklahoma preserving fossils dated to the Early...
    5 KB (188 words) - 09:50, 9 July 2025
  • Thumbnail for Mammal
    (including cats, dogs, and seals). Mammals are the only living members of Synapsida; this clade, together with Sauropsida (reptiles and birds), constitutes...
    220 KB (23,231 words) - 06:09, 21 July 2025
  • Greene Formation is a geologic formation located in Ohio, West Virginia and Pennsylvania that has been dated to the Seymouran Land-Vertebrate Faunachron...
    14 KB (797 words) - 17:55, 3 July 2025
  • The La Boca Formation is a geological formation in Tamaulipas state, northeast Mexico. It was originally thought to date back to the Early Jurassic, concretely...
    38 KB (1,894 words) - 21:56, 6 July 2025
  • Thumbnail for Dicynodontia
    Benoit, J (2024). "A possible later stone age painting of a dicynodont (Synapsida) from the South African Karoo". PLOS One. Bain, A.G. (1845). "On the discovery...
    30 KB (2,774 words) - 18:18, 29 July 2025
  • Thumbnail for Mammaliaformes
    Morganucodon Scientific classification Kingdom: Animalia Phylum: Chordata Clade: Synapsida Clade: Therapsida Clade: Cynodontia Clade: Prozostrodontia Clade: Mammaliamorpha...
    21 KB (1,736 words) - 10:06, 25 May 2025
  • The Qingtoushan Formation is a Middle Permian-age geologic formation in the Qilian Mountains of Gansu, China. It is known for its diverse tetrapod fauna...
    5 KB (246 words) - 15:07, 29 July 2025
  • Thumbnail for Cynodontia
    "The Evolution of the Maxillary Canal in Probainognathia (Cynodontia, Synapsida): Reassessment of the Homology of the Infraorbital Foramen in Mammalian...
    26 KB (2,110 words) - 09:22, 30 June 2025
  • Thumbnail for Antarctica
    Jörg; Angielczyk, Kenneth D. (eds.). Early Evolutionary History of the Synapsida. Springer Netherlands. ISBN 978-94-007-6841-3. Joyner, Christopher C....
    149 KB (16,061 words) - 20:04, 19 July 2025
  • Thumbnail for Tetrapod
    lizards, snakes and turtles Subclass Euryapsida – euryapsids Subclass Synapsida – synapsids, including mammal-like reptiles-now a separate group (often...
    106 KB (10,756 words) - 20:43, 26 July 2025
  • Thumbnail for Steropodontidae
    Kingdom: Animalia Phylum: Chordata Clade: Synapsida Clade: Therapsida Clade: Cynodontia Clade: Mammaliaformes...
    4 KB (299 words) - 05:11, 28 May 2025
  • Thumbnail for Edaphosaurus
    osteohistology of hyperelongate neural spines in the Edaphosauridae (Amniota: Synapsida)". Palaeontology. 54 (3): 573–590. Bibcode:2011Palgy..54..573H. doi:10...
    37 KB (4,328 words) - 14:43, 23 June 2025
  • Thumbnail for Theriodontia
    Kenneth David; Fröbisch, Jörg (2014). Early evolutionary history of the Synapsida. Dordrecht New York: Springer. pp. 165–169. ISBN 978-94-007-6841-3. Theriodontia...
    7 KB (643 words) - 05:01, 31 March 2025
  • Thumbnail for Sphenacodontidae
    Geological Society of America Special Papers, No 28 Synapsida: Sphenacodontia Deuterostoma/Chordata/Synapsida/Pelycosauria/Sphenacodontidae.htm Sphenacodontidae...
    8 KB (745 words) - 04:01, 7 July 2025
  • Kingdom: Animalia Phylum: Chordata Clade: Synapsida Clade: Therapsida Clade: Cynodontia Clade: Mammaliaformes...
    6 KB (465 words) - 10:08, 30 May 2025
  • Thumbnail for Inostrancevia
    Fröbisch, Jörg (2023). "The postcranial anatomy of Gorgonops torvus (Synapsida, Gorgonopsia) from the late Permian of South Africa". PeerJ. 11: e15378...
    69 KB (7,449 words) - 17:34, 22 June 2025
  • Synapsida...
    3 KB (265 words) - 20:54, 30 March 2025
  • Synapsida...
    2 KB (213 words) - 20:51, 30 March 2025
  • Thumbnail for Dinocephalia
    carnivorous biarmosuchians, gorgonopsians and therocephalians. Class Synapsida Order Therapsida Suborder Dinocephalia ?Driveria ?Mastersonia Family Estemmenosuchidae...
    11 KB (918 words) - 19:25, 25 April 2025
  • Thumbnail for Limnoscelis
    placement of Limnoscelis and the Diadectomorpha relative to Amniota and Synapsida. Heaton's originally classified the diadectomorphs as amphibians, outside...
    39 KB (4,022 words) - 00:02, 5 May 2025