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Cleiothyridina orbicularis
Taxonomy
Athyris orbicularis was named by McChesney (1859). It is not a trace fossil.
It was recombined as Cleiothyridina orbicularis by Girty (1915), Hoare (1961), Ustritsky and Chernyak (1963), Yang et al. (1977) and Lee and Gu (1980).
It was recombined as Cleiothyridina orbicularis by Girty (1915), Hoare (1961), Ustritsky and Chernyak (1963), Yang et al. (1977) and Lee and Gu (1980).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1859 | Athyris orbicularis McChesney p. 47 |
| 1915 | Cleiothyridina orbicularis Girty pp. 101-103 figs. pl. 12 f. 1-3c |
| 1961 | Cleiothyridina orbicularis Hoare pp. 87-88 figs. pl. 11 f. 15-19 |
| 1963 | Cleiothyridina orbicularis Ustritsky and Chernyak p. 120 figs. Pl 45, figs 5,6 |
| 1977 | Cleiothyridina orbicularis Yang et al. p. 409 figs. Pl 162, fig 6 |
| 1980 | Cleiothyridina orbicularis Lee and Gu p. 401 figs. Pl 153, fig 20; pl 174, fig 13 |
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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.
†Cleiothyridina orbicularis McChesney 1859
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 8.50 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Morrowan to the top of the Capitanian or 323.20000 to 259.51000 Ma
Collections (32 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Morrowan | USA (Nevada) | Cleiothyridina orbicularis (144019) | |
| Morrowan | Brazil (Para) | Cleiothyridina orbicularis (52894) | |
| Morrowan - Atokan | USA (Nevada) | Cleiothyridina orbicularis (144020) | |
| Moscovian | USA (Nevada) | Cleiothyridina orbicularis (39158 144021 144022) | |
| Moscovian | USA (Arizona) | Cleiothyridina orbicularis (90772) | |
| Desmoinesian | USA (Missouri) | Cleiothyridina orbicularis (70249 70255 70487) | |
| Desmoinesian | USA (Oklahoma) | Cleiothyridina orbicularis (8644 8646 8647 8648 8651) | |
| Desmoinesian | USA (Kansas) | Cleiothyridina orbicularis (920 922 925 926 931 940 980 983 1006 1010 1012) | |
| Desmoinesian | USA (Pennsylvania) | Cleiothyridina orbicularis (184081 184098 184100) | |
| Virgilian | USA (Kansas) | Cleiothyridina orbicularis (840) | |
| Roadian - Capitanian | China (Guangdong) | Cleiothyridina orbicularis (121088) | |
| Wordian - Capitanian | China (Nei Mongol) | Cleiothyridina orbicularis (111185) |