Clade | |
Subclade |
Taxon | |
Taxon |
Stegosauroidea
|
Nominal Author | Marsh 1880 |
2nd Nominal Author | Hay 1902 |
Taxon Status | INACTIVE |
Comments | |
Potential Synonomy | Stegosauria, Stegosauroidae (Hay 1930, spelling variant) |
Active Phylogenetic Definition | |
Active Definition | |
Shorthand | |
Definitional Author | |
Definition Status | Unknown |
Definition Type | Unknown |
Node-Stem Triplet | Unknown |
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+Taxon | |
-Taxon | |
Datum | |
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Publication Year |
Unknown Unknown Unknown |
Inactive Taxon Status | |
Rejection Criteria |
no definition redundant |
Critique | No definition has been proposed. Hay (1902) coined Stegosauroidea, which was soon reduced in synonomy with Stegosauria (Steel 1969). Zhao (1983) erected the taxon without knowledge that it already existed. Cooper (1985) attributed the taxon in error to Marsh (1877) and used it as a redundant taxon including Stegosauridae. |
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