| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Polytremacis hancockensis
Taxonomy
Polytremacis hancockensis was named by Wells (1932). Its type locality is Cranes Mill, Arctica roemeri beds, which is in an Albian shallow subtidal limestone in the Glen Rose Limestone Formation of Texas.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1932 | Polytremacis hancockensis Wells |
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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.
†Polytremacis hancockensis Wells 1932
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Bambach et al. 2007 | |||||
Age range: Early/Lower Albian or 112.03000 to 109.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Albian | USA (Texas) | Polytremacis hancockensis (type locality: 74765) |