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Yakounia
Taxonomy
Yakounia is a genus. It is not extant.
It was assigned to Ammonoidea by Sepkoski (2002); and to Grammoceratinae by Howarth (2013).
It was assigned to Ammonoidea by Sepkoski (2002); and to Grammoceratinae by Howarth (2013).
Species lacking formal opinion data
Sister genera
Catulloceras (syn. Dactylogrammites), Dumortieria (syn. Phenakoceras, Phenakocerites, Paradumortieria), Grammoceras (syn. Costigrammoceras), Hudlestonia, Phlyseogrammoceras (syn. Gruneria), Pleydellia (syn. Cotteswoldia, Canavarina, Walkericeras, Nadorites), Podagrosites, Pseudogrammoceras (syn. Monestieria), Pseudolillia, Shakraceras, Troitsaia
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Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Yakounia Sepkoski, Jr. |
| 2013 | Yakounia Howarth p. 91 |
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