- 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...
-
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...
- (rear branch). The
bones surrounding the
quadratojugal also
reconfigure to
offset the
changes to the
quadratojugal. For example, the
lower branch of the...
- 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...
- The
genus contains a
single species, O. gladiator,
known from a left
quadratojugal. The
Obirkovia holotype specimen, PIN, no. 4546/18, was
discovered in...
- in
other dromaeosaurids),
known as the
quadratojugal, was developed.
While the
upper end of the
quadratojugal joined the squamosal, an irregularly-shaped...
-
Zatracheidids are
distinguished by
lateral (sideways) bony
protuberances of the
quadratojugal bone of the skull, and a
large opening in the
snout called the internarial...
-
early synapsids. In most tetrapods, the
quadrate bone
connects to the
quadratojugal and
squamosal bones in the skull, and
forms upper part of the jaw joint...
- bone is only
weakly developed and has a
smooth surface. The
convex quadratojugal bone
overlaps the rear of the
shaft of the
quadrate bone. The quadrate...
