- the
other being the
Sauropsida (which
includes reptiles and birds). The
synapsids were the
dominant land
animals in the late
Paleozoic and
early Mesozoic...
- PEL-ih-kə-sor) is an
older term for
basal or
primitive Late
Paleozoic synapsids,
excluding the
therapsids and
their descendants. Previously, the term...
-
These lists of
synapsids collectively include every genus that has ever been
included in the
clade Synapsida- the
mammals and
their evolutionary precursors...
-
Kammerer et al. (2011):
Wikimedia Commons has
media related to
Gordonia (
synapsid). Kammerer, C.F.; Angielczyk, K.D.; Fröbisch, J. (2011). "A comprehensive...
- representatives.
Although early synapsids have
historically been
referred to as "mammal-like reptiles", all
synapsids are more
closely related to mammals...
-
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...
- /daɪˈmɛtrəˌdɒn/; lit. 'two
measures of teeth') is an
extinct genus of non-mammalian
synapsid belonging to the
family Sphenacodontidae that
lived during the Cisuralian...
- aphanosaur), and
Nyasasaurus (a
possible early dinosaur).[citation needed]
Synapsids are a
clade that
includes mammals and
their extinct ancestors. The latter...
-
These extended margins of
thinned bone are
called supratemporal fossae.
Synapsids,
including mammals, have one
temporal fenestra,
which is
ventrally bordered...
-
Therapsida is a
clade comprising a
major group of
eupelycosaurian synapsids that
includes mammals and
their ancestors and
close relatives. Many of the...
