- The
quadratojugal is a
skull bone
present in many vertebrates,
including some
living reptiles and amphibians. In
animals with a
quadratojugal bone, it...
- are
openings in the skull.
Antorbital fenestra Mandibular fenestra Quadratojugal fenestra Subsquamosal fenestra, an
opening between two
parts of the...
- (rear branch). The
bones surrounding the
quadratojugal also
reconfigure to
offset the
changes to the
quadratojugal. For example, the
lower branch of the...
-
jugal is
often called the
malar or zygomatic. It is
connected to the
quadratojugal and maxilla, as well as
other bones,
which may vary by species. The...
- in
other dromaeosaurids),
known as the
quadratojugal, was developed.
While the
upper end of the
quadratojugal joined the squamosal, an irregularly-shaped...
- also
called the
pterotic bone. In most tetrapods, the
squamosal and
quadratojugal bones form the ch****
series of the skull. The bone
forms an ancestral...
-
squamosal and the
jugal bone, by
touching each other,
excluded the
quadratojugal from the edge of the
lateral temporal fenestra, i.e. the
opening at...
- The
genus contains a
single species, O. gladiator,
known from a left
quadratojugal. The
Obirkovia holotype specimen, PIN, no. 4546/18, was
discovered in...
-
found in most reptiles, amphibians, and birds. It is
connected to the
quadratojugal and maxilla, as well as
other bones,
which may vary by species. This...
-
compared to fish. Most of the
upper jaw
bones (premaxilla, maxilla, jugal,
quadratojugal, and quadrate) have been
fused to the braincase,
while the
lower jaw...
