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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Hydrocena
Taxonomy
Hydrocena was named by Küster (1844). It is extant. It is the type genus of Hydrocenidae, Hydrocenoidea.
It was assigned to Hydrocenidae by Bouchet et al. (2005), Harzhauser and Neubauer (2018), Yu and Neubauer (2021).
It was assigned to Hydrocenidae by Bouchet et al. (2005), Harzhauser and Neubauer (2018), Yu and Neubauer (2021).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1844 | Hydrocena Küster |
| 2005 | Hydrocena Bouchet et al. pp. 90, 246 |
| 2018 | Hydrocena Harzhauser and Neubauer p. 72 |
| 2021 | Hydrocena Yu and Neubauer p. 2 |
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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.
G. Hydrocena Küster 1844
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Subg. †Hydrocena (Hydrocena) Küster 1844
†Hydrocena praecursor Yu and Neubauer 2021
†Hydrocena trolli Schlickum 1979
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Early/Lower Cenomanian to the top of the Messinian or 100.50000 to 5.33300 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cenomanian | Myanmar | H. praecursor (161726) | |
| MN 6 | Poland | H. trolli (231087) Pseudamnicola helicella (231086) | |
| Messinian | Italy (Piedmont) | H. moncuccoensis (172910 199859) | |
| Messinian | Italy | H. moncuccoensis (172917) |