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Ceratodus stewarti
Taxonomy
Ceratodus stewarti was named by Milner and Kirkland (2006). Its type specimen is UMNH-VP 16027, a tooth, and it is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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2006 | Ceratodus stewarti Milner and Kirkland p. 515–516 fig. 7B |
2017 | Ceratodus stewarti Frederickson and Cifelli p. 148 |
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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.
†Ceratodus stewarti Milner and Kirkland 2006
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Diagnosis
Reference | Diagnosis | |
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J. A. Frederickson and R. L. Cifelli 2017 | Lower tooth plates with four primary ridges (the fourth ridge being twinned); upper tooth plate has five ridges with the fifth being twinned; both upper and lower tooth plates have relatively tall ridges, with C1 Cp angle being slightly acute. |
Measurements
No measurements are available
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Source: c = class, subp = subphylum | |||||
References: Carroll 1988, Hendy et al. 2009 |
Collections
No collection or age range data are available