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Lytoceras (Derolytoceras)
Taxonomy
Derolytoceras was named by Rosenberg (1909) [Sepkoski's age data: J Sine J Plie-u Sepkoski's reference number: 1066]. It is not extant. Its type is Derolytoceras tortum.
It was reranked as Lytoceras (Derolytoceras) by Hoffmann (2010).
It was assigned to Ammonoidea by Sepkoski (2002); to Lytoceratidae by Wiedmann (1970), Géczy and Meister (1998), Meister and Friebe (2003); and to Lytoceras by Hoffmann (2010).
It was reranked as Lytoceras (Derolytoceras) by Hoffmann (2010).
It was assigned to Ammonoidea by Sepkoski (2002); to Lytoceratidae by Wiedmann (1970), Géczy and Meister (1998), Meister and Friebe (2003); and to Lytoceras by Hoffmann (2010).
Subtaxa
Derolytoceras annulosum, Derolytoceras tortum (type species)
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1909 | Derolytoceras Rosenberg |
| 1970 | Derolytoceras Wiedmann p. 994 |
| 1998 | Derolytoceras Géczy and Meister |
| 2002 | Derolytoceras Sepkoski |
| 2003 | Derolytoceras Meister and Friebe |
| 2010 | Lytoceras (Derolytoceras) Hoffmann p. 24 |
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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.
Subg. †Lytoceras (Derolytoceras) Rosenberg 1909
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†Derolytoceras annulosum Monestier 1931
†Derolytoceras tortum Quenstedt 1885
Diagnosis
No diagnoses are available