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Stenopterygius is an
extinct genus of
thunnosaur ichthyosaur known from
Europe (England, France, Germany,
Luxembourg and Switzerland).
Stenopterygius...
- well-known
genera include Eurhinosaurus, Ichthyosaurus, Leptonectes,
Stenopterygius, and the
large predator Temnodontosaurus. More
basal parvipelvians like...
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previously referred to
Stenopterygius hauffi****.
Maisch found that the
lectotype of S. hauffi**** can be
determined as
Stenopterygius cf. S. quadriscissus...
- (marine "crocodiles") appeared, as did new
genera of
ichthyosaurs (
Stenopterygius, Eurhinosaurus, and the
persistently primitive Suevoleviathan) and plesiosaurs...
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indicating that
Ichthyosaurus was viviparous.
Similar finds in the
related Stenopterygius also show this. Jur****ic
ichthyosaurs had a
fleshy dorsal fin on their...
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Ryosuke Motani in 1999, it
contains the
basal taxa
Ichthyosaurus and
Stenopterygius and the
family Ophthalmosauridae. In thunnosaurs, the fore fin is at...
- Maxwell, Erin E. (2022-02-01). "Ontogenetic
variation in the
skull of
Stenopterygius quadriscissus with an
emphasis on
prenatal development". Scientific...
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forelimbs to be much more like
those of
Stenopterygius.
Noting that
Chacaicosaurus lived after Stenopterygius but
before Ophthalmosaurus, the researchers...
- in 1974,
McGowan synonymized I. cr****im**** with the
proposed taxon Stenopterygius acutirostis, also
attributing other specimens discovered in the original...
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Stenopterygius...
