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Aphetoceras
Taxonomy
Aphetoceras was named by Hyatt (1894) [Sepkoski's age data: O Aren-l O Llvi Sepkoski's reference number: 298,524]. Its type is Aphetoceras americanum.
It was assigned to Deltoceratidae by Ulrich et al. (1942); and to Estonioceratidae by Teichert et al. (1964) and Kröger and Landing (2008).
It was assigned to Deltoceratidae by Ulrich et al. (1942); and to Estonioceratidae by Teichert et al. (1964) and Kröger and Landing (2008).
Species
A. americanum (type species), A. attenuatum, A. boreale, A. evolutum, A. farnsworthi, A. oderi, A. ruedemanni, A. subcostulatum
Sister genera
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Synonymy list
| Year | Name and author |
|---|---|
| 1894 | Aphetoceras Hyatt p. 447 |
| 1942 | Aphetoceras Ulrich et al. |
| 1964 | Aphetoceras Teichert et al. p. 358 |
| 2008 | Aphetoceras Kröger and Landing |
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