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Clade
Subclade

Taxon
Taxon
Stegosauridae
Nominal Author
Marsh 1880
2nd Nominal Author
Taxon Status ACTIVE
Comments
Stegosauridae was first defined by Sereno (1998) as a stem-based taxon circumscribing the majority of advanced stegosaurs. The active definition is a first-order revision that uses species as specifiers (Stegosaurus stenops, Huayangosaurus taibaii).
Potential Synonomy
Stegosaurididae (Nopcsa 1917, spelling variant)

Active Phylogenetic Definition
Active Definition
The most inclusive clade containing Stegosaurus stenops Marsh 1877 but not Huayangosaurus taibaii Dong et al. 1982.
Shorthand
> Stegosaurus stenops but not Huayangosaurus taibaii.
Definitional Author
Sereno 2005
Definition Status checked
Definition Type STEM
Node-Stem Triplet NO
Other Triplet Taxa
Specifiers
Specifier(s) A
Stegosaurus stenops
Specifier(s) B
Specifier(s) C
Huayangosaurus taibaii
Qualifiers
+Taxon
-Taxon
Datum
Taxonomic Content
Publication Year Unknown
Unknown
Unknown
1998

Inactive Taxon Status
Rejection Criteria
Critique
 

Definitional History #1
Earliest Record
All stegosaurs closer to Stegosaurus than to Huayangosaurus.
Latest Record
Sereno 1998:61
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Stegosaurus, Huayangosaurus
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