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Clade
Subclade

Taxon
Taxon
Maiasaurini
Nominal Author
Horner 1992
2nd Nominal Author
Sereno 2005
Taxon Status ACTIVE
Comments
Maiasaurini is defined to include hadrosaurines closer to Maiasaura peeblesorum than to other well known hadrosaurine taxa, namely Saurolophus osborni and Edmontosaurus regalis. In this way, three taxa within Hadrosaurinae (Maiasaurini, Saurolophini, Edmmontosaurini) will incorporate all species most closely related to their key internal reference species.
Potential Synonomy
Maiasaurinae

Active Phylogenetic Definition
Active Definition
The most inclusive clade containing Maiasaura peeblesorum Horner and Makela 1979 but not Saurolophus osborni Brown 1912, Edmontosaurus regalis Lambe 1917.
Shorthand
> Maiasaura peeblesorum but not Saurolophus osborni, Edmontosaurus regalis.
Definitional Author
Sereno 2005
Definition Status ORIGINAL
Definition Type STEM
Node-Stem Triplet NO
Other Triplet Taxa
Specifiers
Specifier(s) A
Maiasaura peeblesorum
Specifier(s) B
Specifier(s) C
Saurolophus osborni, Edmontosaurus regalis
Qualifiers
+Taxon
-Taxon
Datum
Taxonomic Content
Publication Year Unknown
Unknown
Unknown
2005

Inactive Taxon Status
Rejection Criteria
Critique
 

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