| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Vermetus (Bivonia)
Taxonomy
Bivonia was named by Gray (1842) [Sepkoski's age data: T Eo-m R Sepkoski's reference number: 914]. It is extant.
It was reranked as Vermetus (Bivonia) by Pacaud and Le Renard (1995).
It was assigned to Vermetus by Pacaud and Le Renard (1995); and to Neotaenioglossa by Sepkoski (2002).
It was reranked as Vermetus (Bivonia) by Pacaud and Le Renard (1995).
It was assigned to Vermetus by Pacaud and Le Renard (1995); and to Neotaenioglossa by Sepkoski (2002).
Subtaxa
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1842 | Bivonia Gray |
| 1995 | Vermetus (Bivonia) Pacaud and Le Renard p. 157 |
| 2002 | Bivonia Sepkoski |
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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: f = family, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Tortonian to the top of the Late/Upper Pleistocene or 11.63000 to 0.01170 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tortonian | Belgium (Antwerpen) | Bivonia triqueter (48092) | |
| Early/Lower Pleistocene | France (Alpes Maritimes) | Bivonia cristata (50523) | |
| Early/Lower Pleistocene | Spain | Bivonia triquetra (128383) | |
| Middle Pleistocene | Spain | Bivonia triquetra (128384) | |
| Late/Upper Pleistocene | Spain | Bivonia semisurrecta (128385) |