-
closely related to
Baryonyx walkeri than to
Spinosaurus aegyptiacus.
Baryonychines were large,
bipedal predators with elongated, crocodile-like skulls...
- teeth, and
external nares which are
further back on the
skull than in
baryonychines, and Baryonychinae,
which contains the
genera Baryonyx, Cristatusaurus...
-
megalosaurid relatives. They also
suggested that the
spinosaurines and
baryonychines diverged before the
Barremian age of the
Early Cretaceous.
Several theories...
- of
Ceratosuchops and
Baryonyx found that the
brain anatomy of
these baryonychines was
similar to that of
other non-maniraptoriform theropods.
Their neurosensory...
-
megalosaurid relatives. They also
suggested that the
spinosaurines and
baryonychines diverged before the
Barremian age of the
Early Cretaceous.
Several hypotheses...
-
above the
middle of the
maxillary tooth row; more
posteriorly than in
baryonychines, but less so than in Spinosaurus.
Sales and
Schultz in 2017
found that...
- more
anteriorly located, a
condition similar to that of
Irritator and
baryonychines,
differing from
African spinosaurines including Spinosaurus aegyptiacus...
-
stechowi teeth as
representing a
possible primitive baryonychine or
ancestral form to
baryonychines,
since they
share features, such as
tightly packed...
-
upper jaw and the
absence of fine
serrations on its
teeth that
typify baryonychines.
Below is a
cladogram by
Sales and Schultz, in
which Oxalaia is grouped...
-
Spinosaurinae and Baryonychinae.
Though closer in
proximity to
European baryonychines such as
Baryonyx from the
Barremian of
Spain and England, Vallibonavenatrix...
