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Porpoceras
Taxonomy
Porpoceras was named as a genus. It is not extant.
It was reranked as Coeloceras (Porpoceras) by Monestier (1931).
It was assigned to Coeloceras by Monestier (1931); to Ammonoidea by Sepkoski (2002); and to Dactylioceratinae by Howarth (2013) and Benzaggagh et al. (2022).
It was reranked as Coeloceras (Porpoceras) by Monestier (1931).
It was assigned to Coeloceras by Monestier (1931); to Ammonoidea by Sepkoski (2002); and to Dactylioceratinae by Howarth (2013) and Benzaggagh et al. (2022).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1931 | Coeloceras (Porpoceras) Monestier |
1971 | Platystrophites Levi-Setti and Pinna |
1971 | Telodactylites Pinna and Levi-Setti |
2002 | Porpoceras Sepkoski |
2008 | Telodactylites Géczy et al. |
2013 | Porpoceras Howarth p. 66 |
2022 | Porpoceras Benzaggagh et al. p. 9 |
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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.
G. †Porpoceras
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†Porpoceras andraei Simpson 1843
†Porpoceras crassicostatum Guex 1972
†Porpoceras planiventer Guex 1972
†Porpoceras pseudodesplacei Guex 1972
†Porpoceras tenellissimum Monestier 1931
†Porpoceras vorticellum Simpson 1855
Invalid names: Platystrophites Levi-Setti and Pinna 1971 [synonym], Telodactylites Pinna and Levi-Setti 1971 [synonym]
Diagnosis
No diagnoses are available