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Protancyloceras (ammonoid)
Taxonomy
Protancyloceras was named by Spath (1924) [Sepkoski's age data: J Tith-l K Vala-l Sepkoski's reference number: 2]. Its type is Ancyloceras guembeli.
It was assigned to Protancyloceratinae by Cantu-Chapa (1962); to Ammonoidea by Myczynski (1989); to Protancyloceratidae by Sepkoski (2002) and Klein et al. (2007); and to Bochianitidae by Zell et al. (2015).
It was assigned to Protancyloceratinae by Cantu-Chapa (1962); to Ammonoidea by Myczynski (1989); to Protancyloceratidae by Sepkoski (2002) and Klein et al. (2007); and to Bochianitidae by Zell et al. (2015).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1924 | Protancyloceras Spath |
| 1962 | Protancyloceras Cantu-Chapa p. 27 |
| 1989 | Protancyloceras Myczynski p. 109 |
| 2002 | Protanclyoceras Sepkoski |
| 2007 | Protancyloceras Klein et al. p. 13 |
| 2015 | Protancyloceras Zell et al. p. 45 |
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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. †Protancyloceras Spath 1924 [ammonoid]
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†Protancyloceras anahuacensis Cantu-Chapa 1962
†Protancyloceras barrancensis Cantu-Chapa 1962
†Protancyloceras catalinense Imlay 1942
†Protancyloceras gracile Oppel 1865
†Protancyloceras guembeli Oppel 1865
†Protancyloceras hondense Imlay 1942
†Protancyloceras kurdistanense Spath 1950
Diagnosis
No diagnoses are available