| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Drepanella richardsoni
Taxonomy
Drepanella richardsoni was named by Miller (1874).
Subspecies
Synonymy list
| Year | Name and author |
|---|---|
| 1874 | Drepanella richardsoni Miller |
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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.
†Drepanella richardsoni Miller 1874
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†Drepanella richardsoni canadensis Ulrich 1890
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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, Alvarez et al. 2008 | |||||
Age range: base of the Maysvillian to the top of the Richmondian or 450.20000 to 445.50000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Maysvillian | USA (Virginia) | Drepanella richardsoni (5399) | |
| Richmondian | Canada (Ontario) | Drepanella richardsoni (173141) | |
| Richmondian | USA (Ohio) | Drepanella richardsoni (372 173304) | |
| Richmondian | Canada (Quebec) | Drepanella richardsoni (173041) |