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Clade
Subclade

Taxon
Taxon
Aetosauridae
Nominal Author
Nicholson and Lydekker 1889 (also Cope 1889)
2nd Nominal Author
Taxon Status INACTIVE
Comments
Potential Synonomy
Aethosauridae (Baur 1887, spelling variant)

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 no definition
Critique
No deifnition has been proposed. Romer (1956) utilized this taxon as a family-level taxon to contain Aetosaurus and Stegomus, while Krebs (1976) considered this taxon equivalent to Stagonolepididae.
 

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