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Morphotropis helicina
Taxonomy
Oriostoma helicinum was named by Lindström (1884). It is a 3D body fossil.
It was recombined as Euomphalus (Morphotropis) helicinum by Spitz (1907); it was misspelled as Oriostoma helcinum by Curtis (1972) and Rohr et al. (1981); it was recombined as Morphotropis helicina by Wagner (2023).
It was recombined as Euomphalus (Morphotropis) helicinum by Spitz (1907); it was misspelled as Oriostoma helcinum by Curtis (1972) and Rohr et al. (1981); it was recombined as Morphotropis helicina by Wagner (2023).
Synonymy list
Year | Name and author |
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1884 | Oriostoma helicinum Lindström pp. 170 - 171 figs. pl. 3 f. 27-31; pl. 20 f. 30-33 |
1907 | Euomphalus (Morphotropis) helicinum Spitz p. 136 |
1972 | Oriostoma helcinum Curtis |
1981 | Oriostoma helicinum Rohr et al. p. 337 |
2023 | Morphotropis helicina Wagner p. S2171 |
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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.
†Morphotropis helicina Lindström 1884
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, f = family, c = class | |||||
References: Etheridge 1891, Knight et al. 1960, Kiessling 2004 |
Age range: base of the Telychian to the top of the Sheinwoodian or 438.50000 to 430.50000 Ma
Collections (5 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Telychian | Sweden (Gotland) | Oriostoma helcinum (3976) Oriostoma helicinum (3972) | |
Sheinwoodian | Sweden (Gotland) | Oriostoma helicinum (4661 13633) | |
Wenlock | United Kingdom (England) | Oriostoma helcinum (49640) |