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Clade
Subclade

Taxon
Taxon
Cetiosauridae
Nominal Author
Lydekker 1888
2nd Nominal Author
Taxon Status INACTIVE
Comments
Potential Synonomy

Active Phylogenetic Definition
Active Definition
Shorthand
Definitional Author
Definition Status Unknown
Definition Type Unknown
Node-Stem Triplet Unknown
Other Triplet Taxa
Specifiers
Specifier(s) A
Specifier(s) B
Specifier(s) C
Qualifiers
+Taxon
-Taxon
Datum
Taxonomic Content
Publication Year Unknown
Unknown
Unknown

Inactive Taxon Status
Rejection Criteria historically polyphyletic
Critique
The family has been a repository for the poorly defined species of Cetiosurus as well as other taxa of uncertain affinitiy, such as Patagosaurus and Haplocanthosaurus (McIntosh 1990). It was first defined by Upchurch et al. (2004) to denote a clade consisting of Cetiosaurus, Barapasaurus, and Patagosaurus.
 

Definitional History #1
Earliest Record
Those sauropods more closely related to Cetioisaurus than to Saltasaurus.
Latest Record
Upchurch et al. 2004:301
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Cetioisaurus, Saltasaurus.
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