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Clade
Subclade

Taxon
Taxon
Neosauropoda
Nominal Author
Bonaparte 1986
2nd Nominal Author
Taxon Status ACTIVE
Comments

Salgado et al. (1997) defined Neosauropoda on the basis of maximally-inclusive specifiers rather than species. Wilson and Sereno (1998) and Sereno (1998) used genera. All are pointing to the same node-based clade. The active definiton is a first-order revision of that in Salgado et al. (1997).

Note that Upchurch (1998:84) attributed authorship of Neosauropoda to Upchurch (1995); the taxon, however, was coined nearly a decade earlier by Bonaparte (1986).

Potential Synonomy

Active Phylogenetic Definition
Active Definition
The least inclusive clade containing Saltasaurus loricatus Bonaparte and Powell 1980 and Diplodocus longus Marsh 1878.
Shorthand
< Saltasaurus loricatus and Diplodocus longus.
Definitional Author
Sereno 2005
Definition Status checked
Definition Type NODE
Node-Stem Triplet NODE
Other Triplet Taxa
Macronaria, Diplodocoidea
Specifiers
Specifier(s) A
Saltasaurus loricatus
Specifier(s) B
Specifier(s) C
Diplodocus longus
Qualifiers
+Taxon
-Taxon
Datum
Taxonomic Content
Publication Year Unknown
Unknown
Unknown
1997

Inactive Taxon Status
Rejection Criteria
Critique
 

Definitional History #1
Earliest Record
The clade including the most recent common ancestor of Diplodocidae and Camarasauromorpha and all of its descenddants.
Latest Record
Salgado et al. 1997:8
Range (My)
Range (My)
Diplodocidae, Camarasauromorpha
Range (My)

Definitional History #2
Earliest Record
Diplodocus, Saltasaurus, their common ancestor and all its descendants, including by this definition Diplodocoidea and Macronaria.
Latest Record
Wilson and Sereno 1998:46
Range (My)
Range (My)
Diplodocus, Saltasaurus
Range (My)

Definitional History #3
Earliest Record
Diplodocus, Saltasaurus, their most recent common ancestor and all descendants.
Latest Record
Sereno 1998:63
Range (My)
Range (My)
Diplodocus, Saltasaurus
Range (My)

Definitional History #4
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Definitional History #5
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Definitional History #6
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Definitional History #7
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Definitional History #8
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Definitional History #9
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Definitional History #10
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