-
identified diapsids, the araeoscelidians,
appeared about three hundred million years ago
during the late
Carboniferous period. All
diapsids other than...
-
Sauria is the
clade of
diapsids containing the most
recent common ancestor of
Archosauria (which
includes crocodilians and birds) and
Lepidosauria (which...
-
classification as
diapsids. All
known diapsids excrete uric acid as
nitrogenous waste (uricotelic), and
there is no
known case of a
diapsid reverting to the...
-
though not
diapsids in a
purely anatomical sense,
qualify as
members of the
clade Diapsida due to
their likely diapsid ancestry. Some
diapsids, particularly...
- archosauromorphs,
lepidosauromorphs related to kuehneosaurids, non-saurian
diapsids related to weigeltisaurids, or (most recently)
basal neodiapsids. When...
- thus
defining Reptilia as a more
restricted crown group encomp****ing
diapsids and
parareptiles (apart from mesosaurs,
which he
considered to be the most...
- turtles) and
diapsids (all
other living reptiles) – and all
descendants of that
common ancestor. This view of
placing turtles outside of
diapsids is now outdated...
- re****ignment of
synapsids as non-reptiles, and
classification of
turtles as
diapsids.
Gauthier 1994 and
Laurin and
Reisz 1995's
definition of
Sauropsida defined...
-
probably better at
conserving water than
early synapsids because:
Modern diapsids (lizards, snakes, crocodilians, birds)
excrete uric acid,
which can be...
-
located higher on the skull. The
function of the
holes in both
synapsids and
diapsids was to
lighten the
skull and give room for the jaw
muscles to move, allowing...
