Last Updated：2025/12/31
Sentence
Given
the
relative
size
of
the
specimens,
the
level
of
coossification
between
the
quadrate
and
quadratojugal
and
the
development
of
dorsal
and
mandibular
condyles,
it
is
assumed
that
Morphotype
1
includes
quadrates
belonging
to
juvenile,
immature,
sub-adult
and
adult
individuals,
so
that
a
sequence
list
of
ontogenetic
character
transformations
(maturity-dependent
characters)
can
be
provided
for
the
quadrate
of
Spinosaurus
aegyptiacus.
Quizzes for review
Given the relative size of the specimens, the level of coossification between the quadrate and quadratojugal and the development of dorsal and mandibular condyles, it is assumed that Morphotype 1 includes quadrates belonging to juvenile, immature, sub-adult and adult individuals, so that a sequence list of ontogenetic character transformations (maturity-dependent characters) can be provided for the quadrate of Spinosaurus aegyptiacus.
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