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Sphenacodontia Chas isnuvannya permskij period golocen 304 0 mln r t PreꞒ Ꞓ O S D C P T J K Ꝑ NHaptodusBiologichna klasifikaciyaDomen Yaderni Eukaryota Carstvo Tvarini Animalia Tip Hordovi Chordata Pidtip Cherepni Craniata Infratip Hrebetni Vertebrata Nadklas Shelepni Gnathostomata Chotirinogi Tetrapoda Amnioti Amniota Klas SinapsidiPidklas SphenacodontiaRomer amp Price 1940Pidgrupi Haptodus Hypselohaptodus Pantherapsida Spindler 2016 1 Kenomagnathus Tetraceratops Palaeohatteriidae Sphenacodontoidea Shashajaia Sphenacodontidae TherapsidaPosilannyaVikishovishe SphenacodontiaFossilworks 157287 95328 157287Sphenacodontia klada piznih Sinapsid Viznachena Amson i Laurin 2011 yak najbilsha klada sho vklyuchaye Haptodus baylei Haptodus garnettensis i Sphenacodon ferox ale ne Edaphosaurus pogonias Z yavilis ponad 300 mln rokiv tomu Vvazhayetsya sho sfenakodonti buli predkami ssavciv PantelosaurusSecodontosaurusKlasifikaciya red Klasifikaciya za Frobisch et al 2011 and Benson 2 3 Klas Synapsida Ryad Pelycosauria Pidryad Eupelycosauria Sphenacodontia Haptodus Palaeohatteria Pantelosaurus Sphenacodontoidea Rodina Sphenacodontidae Bathygnathus Ctenorhachis Cutleria Macromerion Neosaurus Secodontosaurus Steppesaurus Pidrodina Sphenacodontinae Cryptovenator Ctenospondylus Dimetrodon Sphenacodon Ryad Therapsida Klas MammaliaDzherela red Spindler F 2016 Morphological description and taxonomic status of Palaeohatteria and Pantelosaurus Synapsida Sphenacodontia Freiberger Forschungshefte C550 23 1 57 https www researchgate net publication 321129043 Morphological description and taxonomic status of Palaeohatteria and Pantelosaurus Synapsida Sphenacodontia Jorg Frobisch Rainer R Schoch Johannes Muller Thomas Schindler and Dieter Schweiss 2011 A new basal sphenacodontid synapsid from the Late Carboniferous of the Saar Nahe Basin Germany Acta Palaeontologica Polonica 56 1 113 120 doi 10 4202 app 2010 0039 Arhiv originalu za 22 travnya 2011 Procitovano 25 sichnya 2013 Benson R J 2012 Interrelationships of basal synapsids cranial and postcranial morphological partitions suggest different topologies Journal of Systematic Paleontology in press doi 10 1080 14772019 2011 631042 Arhiv originalu za 12 kvitnya 2016 Procitovano 25 sichnya 2013 Laurin M and Reisz R R 1997 Autapomorphies of the main clades of synapsids Arhivovano 17 sichnya 2021 u Wayback Machine Tree of Life Web ProjectPosilannya red Synapsida Sphenacodontia Otrimano z https uk wikipedia org w index php title Sphenacodontia amp oldid 39952732