| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Scaphotrigonia naviformis
Taxonomy
Trigonia naviformis was named by Hyatt (1892).
It was recombined as Scaphotrigonia naviformis by Cox (1952).
It was recombined as Scaphotrigonia naviformis by Cox (1952).
Sister species lacking formal opinion data
Synonymy list
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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.
†Scaphotrigonia naviformis Hyatt 1892
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: Callovian or 165.30000 to 161.50000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Callovian | USA (Montana) | Scaphotrigonia naviformis (139487) | |
| Callovian | Canada (British Columbia) | Scaphotrigonia naviformis (139211) | |
| Callovian | USA (California) | Scaphotrigonia naviformis (139477 139481) | |
| Early/Lower Callovian | Canada (British Columbia) | Scaphotrigonia naviformis (139096) |