Definition of Sphenacodontia. Meaning of Sphenacodontia. Synonyms of Sphenacodontia

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

Definition of Sphenacodontia

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Meaning of Sphenacodontia from wikipedia

- Sphenacodontia is a stem-based clade of derived synapsids. It was defined by Amson and Laurin (2011) as "the largest clade that includes Haptodus baylei...
- earlier synapsids commonly called "pelycosaurs", specifically within the Sphenacodontia, more than 279.5 million years ago. They replaced the pelycosaurs as...
- evolutionary gradation from primitive synapsid to early therapsid. The clade Sphenacodontia is used to designate the monophyletic group that includes sphenacodontids...
- considered more basal synapsids, falling outside clade Sphenacodontia. Within Sphenacodontia is the group Sphenacodontoidea, which in turn contains Sphenacodontidae...
- successively more basal clades such as Theriodontia, Therapsida and Sphenacodontia: Most uncertainty in the phylogeny of synapsids lies among the earliest...
- utoronto. Archived from the original on March 6, 2005. "Synapsida: Sphenacodontia: Secodontosaurus". Palaeos. Archived from the original on April 23,...
- Roberta Paton in 1974. In his 2015 dissertation revising the basal Sphenacodontia, Frederik Spindler demonstrated that H. garnettensis and H. grandis...
- Varanopidae Family Ophiacodontidae Family Edaphosauridae Infraorder Sphenacodontia Family Sphenacodontidae Order Therapsida Evolution of mammals List of...
- Frederik (2020). "The skull of Tetraceratops insignis (Synapsida, Sphenacodontia)" (PDF). Palaeovertebrata. 43 (1): e1. doi:10.18563/pv.43.1.e1. Sidor...
- Raranimus shares a number of features with later therapsids and ancestral Sphenacodontia. The skull consists of a well preserved rostrum. The teeth suggest a...