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Acanthoceras rhotomagense
Taxonomy
Ammonites rhotomagensis was named by Brongniart (1822) [DISTRIBUTION: Cenomanian; Cosmopolitan.]. It is not a trace fossil. It is the type species of Acanthoceras, Metacanthoplites.
It was recombined as Metacanthoplites rhotomagensis by Hyatt (1900); it was recombined as Acanthoceras rhotomagensis by Kennedy (1994); it was misspelled as Acanthoceras rotomagense by Taubenhaus (1920); it was recombined as Acanthoceras rhotomagense by Neumayr (1875), Förster (1975), Zaborski (1990), Matsumoto and Skwarko (1991), Matsumoto and Skwarko (1993), Barroso-Barcenilla (2004), Mosavinia and Wilmsen (2011) and Gale et al. (2018).
It was recombined as Metacanthoplites rhotomagensis by Hyatt (1900); it was recombined as Acanthoceras rhotomagensis by Kennedy (1994); it was misspelled as Acanthoceras rotomagense by Taubenhaus (1920); it was recombined as Acanthoceras rhotomagense by Neumayr (1875), Förster (1975), Zaborski (1990), Matsumoto and Skwarko (1991), Matsumoto and Skwarko (1993), Barroso-Barcenilla (2004), Mosavinia and Wilmsen (2011) and Gale et al. (2018).
Subspecies
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1822 | Ammonites rhotomagensis Brongniart |
| 1850 | Ammonites cenomanensis d'Orbigny p. 146 |
| 1867 | Ammonites rothomagensis Etheridge p. 69 |
| 1875 | Acanthoceras rhotomagense Neumayr |
| 1897 | Acanthoceras cenomanense Kossmat p. 19 |
| 1900 | Metacanthoplites rhotomagensis Hyatt p. 589 |
| 1920 | Acanthoceras rotomagense Taubenhaus |
| 1972 | Acanthoceras (Pseudacanthoceras) praecursor Thomel |
| 1975 | Acanthoceras rhotomagense Förster p. 248 figs. Pl 16, figs 3,4 |
| 1990 | Acanthoceras rhotomagense Zaborski p. 570 |
| 1991 | Acanthoceras rhotomagense Matsumoto and Skwarko p. 257 figs. Pl 5, figs 1,4,6 |
| 1993 | Acanthoceras rhotomagense Matsumoto and Skwarko p. 421 figs. 11, 18B-D |
| 1994 | Acanthoceras rhotomagensis Kennedy p. 225 |
| 2004 | Acanthoceras rhotomagense Barroso-Barcenilla p. 88 figs. Pl 1, fig 1 |
| 2011 | Acanthoceras rhotomagense Mosavinia and Wilmsen p. 184 figs. 5A-C |
| 2018 | Acanthoceras rhotomagense Gale et al. p. 114 fig. 11 |
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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.
†Acanthoceras rhotomagense Brongniart 1822
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Invalid names: Acanthoceras (Pseudacanthoceras) praecursor Thomel 1972 [synonym], Ammonites cenomanensis d'Orbigny 1850 [synonym]
†Acanthoceras rhotomagense sussexiense Mantell 1822
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Diagnosis
No diagnoses are available