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Biselenaria
Taxonomy
Biselenaria was named by Gregory (1893) [Sepkoski's age data: T Eo-m-u T Eo-u Sepkoski's reference number: 1260].
It was assigned to Hincksinidae by Bassler (1953); to Cheilostomata by Sepkoski (2002); and to Cupuladriidae by Bock (2006).
It was assigned to Hincksinidae by Bassler (1953); to Cheilostomata by Sepkoski (2002); and to Cupuladriidae by Bock (2006).
Species lacking formal opinion data
Entered
by J. Sepkoski on 2003-01-23; modified by P. Novack-Gottshall on 2025-07-07
Synonymy list
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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. †Biselenaria Gregory 1893
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Smith et al. 2006 | |||||
Age range: base of the Bartonian to the top of the Early/Lower Miocene or 41.03000 to 15.98000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Bartonian | United Kingdom (England) | B. offa (42636 42644) | |
| Late/Upper Eocene | United Kingdom (England) | B. offa (42658) | |
| Early/Lower Miocene | Brazil (Para) | B. placentula (112586) |