Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Polyptychoceras (Polyptychoceras) obliquecostatum
Taxonomy
Hamites obliquecostatus was named by Schluter (1872).
It was recombined as Polyptychoceras (Polyptychoceras) obliquecostatum by Kennedy and Summesberger (1999).
It was recombined as Polyptychoceras (Polyptychoceras) obliquecostatum by Kennedy and Summesberger (1999).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1872 | Hamites obliquecostatus Schluter |
1876 | Hamites berkelis Schluter p. 45 |
1999 | Polyptychoceras (Polyptychoceras) obliquecostatum Kennedy and Summesberger p. 29 figs. Pl 2, figs 1-3,7-9 |
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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.
†Polyptychoceras (Polyptychoceras) obliquecostatum Schluter 1872
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Invalid names: Hamites berkelis Schluter 1876 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Kiessling 2004, Kiessling 2003 |
Age range: Late/Upper Campanian or 83.60000 to 72.20000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Campanian | Austria | Polyptychoceras obliquecostatum (48008) |