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Taxonomy
Protopresbynileus was named by Hintze (1954) [Sepkoski's age data: O Trem-u O Aren-l Sepkoski's reference number: 795].
It was reranked as Presbynileus (Protopresbynileus) by Harrington et al. (1959) and Jaanusson (1959).
It was assigned to Presbynileus by Harrington et al. (1959) and Jaanusson (1959); to Asaphida by Sepkoski (2002); and to Asaphidae by Fortey and Droser (1999), Jell and Adrain (2002).
It was reranked as Presbynileus (Protopresbynileus) by Harrington et al. (1959) and Jaanusson (1959).
It was assigned to Presbynileus by Harrington et al. (1959) and Jaanusson (1959); to Asaphida by Sepkoski (2002); and to Asaphidae by Fortey and Droser (1999), Jell and Adrain (2002).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1953 | Pseudonileus Hintze p. 223 |
| 1954 | Protopresbynileus Hintze |
| 1959 | Presbynileus (Protopresbynileus) Harrington et al. p. O343 |
| 1959 | Presbynileus (Protopresbynileus) Jaanusson |
| 1999 | Protopresbynileus Fortey and Droser p. 193 |
| 2002 | Protopresbynileus Jell and Adrain p. 432 |
| 2002 | Protopresbynileus Sepkoski |
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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. †Protopresbynileus Hintze 1954
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†Presbynileus (Protopresbynileus) glaber Fortey 1975
†Protopresbynileus divergens Fortey et al. 2024
†Protopresbynileus willdeni Hintze 1953
Invalid names: Pseudonileus Hintze 1953 [replaced]
Diagnosis
No diagnoses are available