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Echinalosia rarispina
Taxonomy
Strophalosia rarispina was named by Waagen (1884).
It was recombined as Multispinula rarispina by Waterhouse (1966); it was recombined as Echinalosia rarispina by Clapham (2015).
It was recombined as Multispinula rarispina by Waterhouse (1966); it was recombined as Echinalosia rarispina by Clapham (2015).
Synonymy list
Year | Name and author |
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1884 | Strophalosia rarispina Waagen p. 645 figs. Pl 65, figs 6-9 |
1966 | Multispinula rarispina Waterhouse p. 14 |
2015 | Echinalosia rarispina Clapham |
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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.
†Echinalosia rarispina Waagen 1884
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 2 | 11.0 | 10.0 | 12.0 | 11.0 | 1.41 |
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Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
References: Williams et al. 2000, Aberhan et al. 2004, Nesnidal et al. 2013 |
Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.90000 to 252.17000 Ma
Collections (7 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Wuchiapingian | Pakistan | Strophalosia morrisiana (117776) Strophalosia rarispina (90252 119526 120163 120166 127472) | |
Changhsingian | Pakistan | Strophalosia rarispina (119729) |