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Protacanthodiscus
Taxonomy
Protacanthodiscus is a genus. It is not extant. Its type is Hoplites andreaei.
It was assigned to Berriasellinae by Imlay and Jones (1970) and Wright et al. (1996); to Ammonoidea by Sepkoski (2002); to Himalayitidae by Frau et al. (2015); and to Himalayitinae by Frau et al. (2016).
It was assigned to Berriasellinae by Imlay and Jones (1970) and Wright et al. (1996); to Ammonoidea by Sepkoski (2002); to Himalayitidae by Frau et al. (2015); and to Himalayitinae by Frau et al. (2016).
Synonymy list
| Year | Name and author |
|---|---|
| 1970 | Protacanthodiscus Imlay and Jones p. B3 |
| 1996 | Protacanthodiscus Wright et al. p. 51 |
| 2002 | Protacanthodiscus Sepkoski |
| 2015 | Protacanthodiscus Frau et al. p. 124 |
| 2016 | Protacanthodiscus Frau et al. p. 552 |
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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.
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†Protacanthodiscus andreaei Kilian 1889
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Invalid names: Durangites apertus Tavera 1985 [synonym], Durangites gigantis Tavera 1985 [synonym], Durangites singularis Tavera 1985 [synonym], Durangites sutneroides Tavera 1985 [synonym], Protacanthodiscus berriasensis Tavera 1985 [synonym], Protacanthodiscus coronatus Tavera 1985 [synonym], Protacanthodiscus darwini Tavera 1985 [synonym], Protacanthodiscus nodusus Tavera 1985 [synonym]
†Protacanthodiscus hexagonus Tavera 1985
†Protacanthodiscus taffi Anderson 1945
Diagnosis
No diagnoses are available