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Opisthocoelicaudia /ɒˌpɪsθoʊsɪlɪˈkɔːdiə/ is a
genus of
sauropod dinosaur of the Late
Cretaceous Period discovered in the Gobi
Desert of Mongolia. The type...
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Argentinosaurus to only two ridges, and is
fully absent in taxa like
Opisthocoelicaudia and Saltasaurus. Both
Argentinosaurus and
Epachthosaurus bear similar...
- each
sternal plate that was
oriented similarly to
Dreadnoughtus and
Opisthocoelicaudia. The
humerus of
Patagotitan was on
average 28% as
broad as it was...
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these characteristics indicate that it was
likely closely related to
Opisthocoelicaudia. However, it
differs from the
latter by the
flatter bottom articulating...
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skull of
Nemegtosaurus comes from the same beds as the
titanosaur Opisthocoelicaudia,
which is
known from a
skeleton lacking the neck and skull. Originally...
- the
headless skeleton of
Opisthocoelicaudia,
McIntosh (1990) kept
Nemegtosaurus in
Diplodocoidea while keeping Opisthocoelicaudia separate from the former...
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which possess flattened centra.
Although differing in
centrum shape,
Opisthocoelicaudia and
Diamantinasaurus are the only
titanosaurs to
share a
ventral keel...
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skull that was
found in the same
geological formation as the
related Opisthocoelicaudia,
which is only
known from
postcranial material. Holtz, T.R.; Brett-Surman...
- it with Saltasauridae. One
major analysis unites Alamosaurus with
Opisthocoelicaudia in the
subgroup Opisthocoelicaudiinae of Saltasauridae. A
major competing...
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Saurolophus and Barsboldia, and sauropods, such as
Nemegtosaurus and
Opisthocoelicaudia. In 1946, a
joint Soviet-Mongolian
expedition to the Gobi
Desert in...
