Definition of Sphenacodontoids. Meaning of Sphenacodontoids. Synonyms of Sphenacodontoids

Here you will find one or more explanations in English for the word Sphenacodontoids. Also in the bottom left of the page several parts of wikipedia pages related to the word Sphenacodontoids and, of course, Sphenacodontoids synonyms and on the right images related to the word Sphenacodontoids.

Definition of Sphenacodontoids

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Meaning of Sphenacodontoids from wikipedia

- Sphenacodontoids are characterised by a number of synapomorphies concerning proportions of the bones of the skull and the teeth. The sphenacodontoids...
- during the subsequent Permian period. Some scientists ****ert that sphenacodontoid synapsids such as Dimetrodon "were the first terrestrial vertebrate...
- Sphenacodontidae (Gr****: "wedge point tooth family") is an extinct family of sphenacodontoid synapsids. Small to large, advanced, carnivorous, Late Pennsylvanian...
- were replaced by the more advanced therapsids, which evolved from sphenacodontoid pelycosaurs, at the end of the Early Permian during the so-called Olson's...
- Olson's Extinction, most notably the rise of therapsids, a group of sphenacodontoid synapsids that includes the evolutionary ancestors of mammals. Further...
- Cutleria is an extinct genus of basal sphenacodontids or derived stem-sphenacodontoid known from the Early Permian period (Sakmarian stage) of Colorado,...
- small incisors preserved. The maxilla resembles the typical shape of sphenacodontoid pelycosaurs. The nasals of Lobalopex are partially fused with distinct...