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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cylichna angystoma
Taxonomy
Bulla angistoma was named by Deshayes (1824).
It was recombined as Cylichna angystoma by Jeffery and Tracey (1997).
It was recombined as Cylichna angystoma by Jeffery and Tracey (1997).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1824 | Bulla angistoma Deshayes p. 41 figs. Pl 5, figs 29,30 |
| 1997 | Cylichna angystoma Jeffery and Tracey p. 103 figs. Pl 14, fig 14 |
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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.
†Cylichna angystoma Deshayes 1824
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Thanetian | France | Bulla angistoma (184831) | |
| Thanetian | France (Oise) | Bulla angistoma (184830) | |
| Ypresian | United Kingdom (England) | Cylichna angystoma (3266 3267 3268) | |
| Ypresian | France | Bulla angistoma (184828) |