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Clade
Subclade

Taxon
Taxon
Iguanodontidae
Nominal Author
Cope 1869
2nd Nominal Author
Taxon Status ACTIVE
Comments
The active definition is a first-order revisiion of the only published definition (Sereno 1998).
Potential Synonomy
Iguanodontidés (Gervais 1859, prior spelling variant), Iguanodontodea (Gilmore 1909, spelling variant)

Active Phylogenetic Definition
Active Definition
The most inclusive clade containing Iguanodon bernissartensis Boulenger 1881 but not Parasaurolophus walkeri Parks 1922.
Shorthand
> Iguanodon bernissartensis but not Parasaurolophus walkeri.
Definitional Author
Sereno 2005
Definition Status checked
Definition Type STEM
Node-Stem Triplet STEM
Other Triplet Taxa
Hadrosauriformes, Hadrosauroidea
Specifiers
Specifier(s) A
Iguanodon bernissartensis
Specifier(s) B
Specifier(s) C
Parasaurolophus walkeri
Qualifiers
+Taxon
-Taxon
Datum
Taxonomic Content
Publication Year Unknown
Unknown
Unknown
1998

Inactive Taxon Status
Rejection Criteria
Critique
 

Definitional History #1
Earliest Record
All hadrosauriforms closer to Iguanodon than to Parasaurolophus.
Latest Record
Sereno 1998:62
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Iguanodon, Parasaurolophus
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