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Rhabdomeson mammillatum
Taxonomy
Rhombopora mammillata was named by Bretnall (1926). Its type specimen is GSWA 10930c specimen 2 and is a 3D body fossil. Its type locality is Gascoyne River District (GSWA collection), which is in a Sakmarian coastal horizon in the Callytharra Formation of Australia.
It was recombined as Rhabdomeson mammillata by Crockford (1944); it was recombined as Rhabdomeson mammillatus by Yang and Xia (1974); it was recombined as Rhabdomeson mammillatum by Sakagami (1966), Sakagami (1970), Sakagami (1973), Xia (1986), Sakagami (2000).
It was recombined as Rhabdomeson mammillata by Crockford (1944); it was recombined as Rhabdomeson mammillatus by Yang and Xia (1974); it was recombined as Rhabdomeson mammillatum by Sakagami (1966), Sakagami (1970), Sakagami (1973), Xia (1986), Sakagami (2000).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1926 | Rhombopora mammillata Bretnall p. 24 figs. Pl 1, fig 2 |
| 1933 | Rhabdomeson shanse Reed |
| 1944 | Rhabdomeson mammillata Crockford p. 166 figs. Pl 5, fig 14; text-figs 39-41 |
| 1966 | Rhabdomeson mammillatum Sakagami p. 165 figs. Pl 6, fig 12; text-fig 2 |
| 1970 | Rhabdomeson mammillatum Sakagami p. 60 figs. Pl 11, figs 1-3 |
| 1973 | Rhabdomeson mammillatum Sakagami p. 79 figs. Pl 12, fig 1 |
| 1974 | Rhabdomeson mammillatus Yang and Xia p. 308 figs. Pl 161, figs 3-5 |
| 1986 | Rhabdomeson mammillatum Xia p. 212 figs. Pl 3, figs 12,13 |
| 2000 | Rhabdomeson mammillatum Sakagami p. 156 fig. 7.4,7.5 |
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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.
†Rhabdomeson mammillatum Bretnall 1926
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Invalid names: Rhabdomeson shanse Reed 1933 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Kiessling 2004, Smith et al. 2006 | |||||
Age range: base of the Kungurian to the top of the Wuchiapingian or 283.30000 to 254.14000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | Australia (Western Australia) | Rhabdomeson mammillata (106707) | |
| Roadian | Thailand | Rhabdomeson mammillatum (116867 116885) | |
| Roadian | Indonesia | Rhabdomeson mammillatum (117114) | |
| Wordian | China (Xizang) | Rhabdomeson mammillatum (120854) | |
| Wuchiapingian | China (Chongqing) | Rhabdomeson mammillatus (98050 121031) | |
| Wuchiapingian | China (Guizhou) | Rhabdomeson mammillata (112007) |