- or more), to
become the top
predators of
terrestrial environments.
Sphenacodontid fossils are so far
known only from
North America and Europe. The skull...
- /daɪˈmɛtrəˌdɒn/; lit. 'two
measures of teeth') is an
extinct genus of
sphenacodontid synapsid tetrapods that
lived during the
Cisuralian age of the Early...
- small, 1-10 kg,
faunivore animals. The
possible common ancestor of
sphenacodontids and
therapsids was a
carnivorous synapsid that
reached moderate or...
- (hidden, secret); venator, from
Latin (hunter)) is an
extinct genus of
sphenacodontid "pelycosaurs"
which existed in
Germany during the
latest Carboniferous...
- was
actually a
composite that
included bones of "amphibians" and a
sphenacodontid. Cope
described the
teeth as
having "apices are not very acute. The...
-
Johannes Müller;
Thomas Schindler;
Dieter Schweiss (2011). "A new
basal sphenacodontid synapsid from the Late
Carboniferous of the Saar-Nahe Basin, Germany"...
-
Cutleria is an
extinct genus of
basal sphenacodontids or
derived stem-sphenacodontoid
known from the
Early Permian period (Sakmarian stage) of Colorado...
-
identified as that of a pelycosaur.
Although its
current classification as a
sphenacodontid synapsid was not
recognized until after the
discovery of its more famous...
-
consisting of
elongated vertebral spines: the
edaphosaurids and the
sphenacodontids. In life, this may have been
covered by skin, and
likely functioned...
- a sail on its back,
probably used for
thermoregulation and mating.
Sphenacodontids, a
family of
carnivorous eupelycosaurs,
included the
famous Dimetrodon...
