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Archinacella simplex
Taxonomy
Metoptoma simplex was named by Billings (1865). It is not extant.
It was recombined as Archinacella simplex by Ulrich and Scofield (1897), Stauffer (1937), Yochelson and Copeland (1974), Desbiens et al. (1996) and Wagner (2023).
It was recombined as Archinacella simplex by Ulrich and Scofield (1897), Stauffer (1937), Yochelson and Copeland (1974), Desbiens et al. (1996) and Wagner (2023).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1865 | Metoptoma simplex Billings p. 346 fig. 333 |
| 1889 | Metoptoma simplex Whitfield p. 46 |
| 1897 | Archinacella simplex Ulrich and Scofield pp. 829, 836 |
| 1937 | Archinacella simplex Stauffer p. 56 figs. pl. 10 f. 1-12 |
| 1974 | Archinacella simplex Yochelson and Copeland p. 192 figs. pl. 2 f. 7a-b |
| 1996 | Archinacella simplex Desbiens et al. p. 1138 figs. pl. 3 f. 9, 13 |
| 2023 | Archinacella simplex Wagner p. 2350 |
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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.
†Archinacella simplex Billings 1865
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Hendy et al. 2009 | |||||
Age range: Cassinian or 482.30000 to 470.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cassinian | Canada (Ontario) | Archinacella simplex (56477 56478) | |
| Cassinian | USA (Minnesota) | Archinacella simplex (56647) | |
| Cassinian | Canada (Quebec) | Archinacella simplex (50065) |