Definition of Sphenacodontids. Meaning of Sphenacodontids. Synonyms of Sphenacodontids

- Sphenacodontia is used to designate the monophyletic group that includes sphenacodontids and all their descendants (including mammals), while Sphenacodontidae...
- Teardrop-shaped teeth are unique to Dimetrodon and other closely related sphenacodontids, which helps to distinguish them from other early synapsids. As in...
- small, 1-10 kg, faunivore animals. The possible common ancestor of sphenacodontids and therapsids was a carnivorous synapsid that reached moderate or...
- a sail on its back, probably used for thermoregulation and mating. Sphenacodontids, a family of carnivorous eupelycosaurs, included the famous Dimetrodon...
- consisting of elongated vertebral spines: the edaphosaurids and the sphenacodontids. In life, this may have been covered by skin, and likely functioned...
- much like the Sphenacodontids, such as Dimetrodon and Sphenacodon. Its temporal fenestrae were larger than those of the Sphenacodontids. Its jaw was slender...
- The largest prehistoric animals include both vertebrate and invertebrate species. Many of them are described below, along with their typical range of size...
- synapsids including the herbivorous edaphosaurids, and carnivorous sphenacodontids, diadectids and amphibians. Early Permian reptiles, such as acleistorhinids...
- Sphenacodontids   Dimetrodon...
- Cutleria is an extinct genus of basal sphenacodontids or derived stem-sphenacodontoid known from the Early Permian period (Sakmarian stage) of Colorado...