- fishes, the
palatoquadrate is the
dorsal component of the
mandibular arch, the
ventral one
being Meckel's cartilage. The
palatoquadrate forms from splanchnocranium...
- of this group.
Evolution of
autostylic jaw suspension, in
which the
palatoquadrate bone
fuses to the cranium, and the
lymph pumping "lymph heart" (later...
- body out of the s**** and into the mouth.
During jaw closure, the
palatoquadrates and
tooth whorl combined to form a three-point system,
equivalent to...
- with the
palatoquadrates entirely fused to the braincase. However,
later research by
paleontologist Barbara J.
Stahl found that the
palatoquadrates were not...
- find prey. The
cartilaginous skull is holostylic,
meaning that the
palatoquadrate (upper jaw cartilage) is
completely fused to the
neurocranium (cranial...
-
separate canals,
rather than
being within the cir****orbital bones. The
palatoquadrate bones of the
skull possess a
cartilaginous symphysis (joint), and also...
- of thin,
flattened cartilages which articulated with the
palatoquadrates. The
palatoquadrates,
which typically form the
upper jaws in
living cartilaginous...
- by long radials. They
probably lacked pelvic fins and anal fins. The
palatoquadrate was
either fused to the
skull or reduced. Now
determined to be within...
- braincase)
alongside an
upper and
lower toothed jaw
cartilage (the
palatoquadrate and Meckel’s cartilage, respectively). The eyes and
nasal capsules were...
-
American lungfishes also
share an
autostylic jaw
suspension (where the
palatoquadrate is
fused to the cranium) and
powerful adductor jaw
muscles with the...
