-
those of the
modern tuatara. The
articular region in this
reptile enables propalinal jaw
movement (a
forward and
backward movement)
during feeding, and based...
-
allowing for a wide
range of jaw motion,
particularly the
anteroposterior or
propalinal movement (front-to-back
chewing motion)
characteristic of rodents. Variations...
-
early rodents in
lacking all
lower premolars and in
showing evidence of
propalinal chewing. The
relationships of
Ivanantonia are unclear. It was described...
-
multituberculates had a
palinal jaw
stroke (front-to-back),
instead of a
propalinal (back-to-front) or
transverse (side-to-side) one; as a consequence, their...
- amniotes,
permits three point bending of food items, and in
combination with
propalinal movement (back and
forward motion of the
lower jaw)
allows for a shearing...
- (glenoid) on the
zygomatic arch,
which would have
restricted front-to-back (
propalinal) jaw movement. Nevertheless, the
structure of the
mandibular condyle itself...
- and
developed multiple (up to 11) rows of
teeth in the jaws
alongside propalinal (back and forth) jaw motion,
which created an
effective apparatus for...
- had a
palinal jaw
stroke (front-to-back),
unlike rodents which have a
propalinal jaw
stroke (back-to-front). The
teeth were well
suited for
shredding plant...
-
grinding surface on each side
above and below. Its jaw
movements were
propalinal (front to back).
Early descriptions suggested that
Edaphosaurus fed on...
-
suggested this
tooth arrangement was an
adaptation for front-to-back (
propalinal) chewing,
others suggested a more
complex chewing motion involving flexing...
