-
Concavispina is an
extinct genus of
thalattosaur reptile from the
early Late Tri****ic (Carnian stage)
Xiaowa Formation of Guangling, Guizhou, southern...
-
Araripemys Bothremydidae Agkistrognathus Anshunsaurus Askeptosaurus Concavispina Clarazia Endennasaurus Gunakadeit Hescheleria Miodentosaurus Nectosaurus...
- straight, but
premaxillae at the tip are downturned.
Xinpusaurus and
Concavispina also have
downturned premaxillae, but the end of the
maxillae are sharply...
- China,
where other thalattosaurs as
Anshunsaurus huangguoshuensis and
Concavispina biseridens were found. The
skull and
mandibles were the
first elements...
- than 4 m (13 ft) in length. The
second largest member of this
group is
Concavispina with a
length of 3.64 m (11.9 ft). In
April 2018,
paleontologists announced...
- hard-s****ed prey,
although these adaptations are not as
extreme as
those of
Concavispina,
which had
exclusively short and
blunt teeth. This
genus also has a uniquely...
- Superfamily: †Thalattosauroidea Merriam, 1904
Subtaxa †Agkistrognathus †
Concavispina †Gunakadeit †Nectosaurus †Paralonectes †Thalattosaurus †Wapitisaurus...
- Pachystropheus?
Wayaosaurus Thalattosauroidea Agkistrognathus Clarazia Concavispina Gunakadeit Hescheleria Nectosaurus Paralonectes Thalattosaurus Wapitisaurus...
- Pachystropheus?
Wayaosaurus Thalattosauroidea Agkistrognathus Clarazia Concavispina Gunakadeit Hescheleria Nectosaurus Paralonectes Thalattosaurus Wapitisaurus...
-
junior synonym of X. suni, and
transfers X.
xingyiensis to the
genus Concavispina.
Redescription of
Pachystropheus rhaeticus is
published by
Quinn et al...
