Diadectomorpha
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Diadectomorpha is a clade of large tetrapods that lived in Euramerica during the Carboniferous and Early Permian periods and in Asia during Late Permian, They have typically been classified as advance
Diadectes phaseolinus
Limnoscelis paludis 2
Life restoration of Limnoscelis
Life restoration of Diadectes
Synapsida
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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 Amniota, the other being the more diverse gro
Diadectomorpha
…amniotes) positioned close to, but outside of the clade Amniota, though some recent research has recovered them as the sister group to the traditional Synapsida within Amniota, based on inner ear anatomy and cladistic analyses. They include both large (up to 2 meters long) carnivorous and even larger (to 3…
Synapsid diversity 3
Skull of Cotylorhynchus, a basal synapsid
Diagram showing synapsid jaw evolution from early "pelycosaur" synapsids to modern mammals
The sea otter has the densest fur of modern mammals.