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Tatankacephalus cooneyorum
Taxonomy
Tatankacephalus cooneyorum was named by Parsons and Parsons (2009). Its type specimen is MOR 1073, a partial skull (partial cranium including frag- ments of internasal septum, premaxillary fragments with three alveoli, maxillary-nasal fragment, orbital-postor- bital-quadratoj), and it is a 3D body fossil. Its type locality is MOR CL-016, Middle Dome, which is in an Albian terrestrial mudstone in the Cloverly Formation of Montana.
Synonymy list
| Year | Name and author |
|---|---|
| 2009 | Tatankacephalus cooneyorum Parsons and Parsons p. 722 figs. 1-17 |
| 2014 | Tatankacephalus cooneyorum Han et al. p. 14 fig. 11 |
| 2014 | Tatankacephalus cooneyorum Penkalski p. 618 |
| 2016 | Tatankacephalus cooneyorum Arbour and Currie p. 395–396 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Tatankacephalus cooneyorum Parsons and Parsons 2009
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| V. M. Arbour and P. J. Currie 2016 | Differs from all other ankylosaurs in possessing the following combination of characters: premaxillary teeth present; laterotemporal fenestra visible in lateral view; parietals domed to a greater degree than in Sauropelta; nuchal crest overhangs occiput to a greater degree than in Sauropelta. |
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Marsh 1875 | |||||