| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Ocyplonessa (merganser)
Taxonomy
Ocyplonessa was named by Brodkorb (1961).
It was assigned to Mergini by Brodkorb (1961); and to Merginae by Brodkorb (1964).
It was assigned to Mergini by Brodkorb (1961); and to Merginae by Brodkorb (1964).
Species
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subf = subfamily, o = order | |||||
| References: Marsh 1875, Sedinger 1997 | |||||
Age range: Clarendonian or 12.50000 to 9.40000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Clarendonian | USA (Oregon) | Ocyplonessa shotwelli (18819 18820) |