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Spinosauridae (or
spinosaurids) is a
clade or
family of
tetanuran theropod dinosaurs comprising ten to
seventeen known genera.
Spinosaurid fossils have been...
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incipiently developed compared to
those of
other spinosaurids).
Baryonyx was
unique among spinosaurids in
having a
marked constriction from side to side...
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separating Irritator from
other spinosaurids.
Although Angaturama limai's
snout is
generally narrower than in
other spinosaurids, this
might be due to damage...
- its
teeth and
cranium had a few
distinct features not seen in
other spinosaurids or theropods,
including two
replacement teeth in each
socket and a very...
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within this clade,
Baryonychinae (all
spinosaurids more
closely related to Baryonyx) and
Spinosaurinae (all
spinosaurids closer to Spinosaurus). Suchomimus...
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similarly to
those of
other spinosaurids,
indicating the
presence of a sail on the animal's back; like in the
Asian spinosaurid Ichthyovenator. One of the...
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member of the Baryonychinae. Its discovery, as well as
those of the
spinosaurids Camarillasaurus, Iberospinus, Riojavenatrix, and the
contemporary Vallibonavenatrix...
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likely that
spinosaurids were also
scavengers or
hunters of
larger prey.
Though no limb
bones are
known from Ichthyovenator, all
known spinosaurids had well-built...
- were
tyrannosaurids and carnosaurs,
which have a
different build than
spinosaurids), and for the ****umption that the
Spinosaurus skull could be as little...
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stiffened tails.
During the Late Jur****ic and
Early Cretaceous,
large spinosaurids and
allosaurs flourished but
possibly died out in the
northern hemisphere...
