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Sphenosphaera subangularis
Taxonomy
Bellerophon subangularis was named by Ulrich and Scofield (1897) [Bellerophon subangularis Ulrich in Ulrich & Scofield 1897]. It is not a trace fossil. Its type locality is Richmond, Whitewater Fm., which is in a Richmondian perireef or subreef reef rocks in the Whitewater Formation of Indiana.
It was recombined as Sphenosphaera subangularis by Wahlman (1992), Wagner (2023).
It was recombined as Sphenosphaera subangularis by Wahlman (1992), Wagner (2023).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1897 | Bellerophon subangularis Ulrich and Scofield |
| 1992 | Sphenosphaera subangularis Wahlman pp. 171 - 172 figs. pl. 33 f. 10-15 |
| 2023 | Sphenosphaera subangularis Wagner p. 232 |
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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.
†Sphenosphaera subangularis Ulrich and Scofield 1897
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Hendy 2009, Kiessling 2004 | |||||
Age range: Richmondian or 449.60000 to 445.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Richmondian | USA (Indiana) | Bellerophon subangularis (373) |