- (basal amniotes) from
which non-mammalian
synapsids evolved were
traditionally called "reptiles". Therefore,
synapsids were
described as mammal-like reptiles...
- representatives.
Although early synapsids have
historically been
referred to as "mammal-like reptiles", all
synapsids are more
closely related to mammals...
-
These lists of
synapsids collectively include every genus that has ever been
included in the
clade Synapsida- the
mammals and
their evolutionary precursors...
- has been questioned,
since it
implies synapsids were
necessarily less
advantaged in
water retention, that
synapsid decline coincides with
climate changes...
- PEL-ih-kÉ™-sor) is an
older term for
basal or
primitive Late
Paleozoic synapsids,
excluding the
therapsids and
their descendants. Previously, the term...
- sphenacodontids,
which helps to
distinguish them from
other early synapsids. As in many
other early synapsids, the
teeth of most
Dimetrodon species are
serrated at...
-
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...
-
infratemporal fenestra, as displa**** most
clearly by
early synapsids. In
later synapsids, the cynodonts, the
orbit fused with the
fenestral opening after...
- and soon
diverged into the
synapsids and sauropsids,
whose lineages both
still persist today. The
oldest known fossil synapsid is
Protoclepsydrops from...
- a
primitive synapsid, in the
middle Permian, and took over from them as the
dominant land vertebrates. They
differ from
earlier synapsids in
several features...
