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Pseudopetalichthyida
Taxonomy
Pseudopetalichthida was named by Denison (1975). It is not extant.
It was corrected as Pseudopetalichthyida by Denison (1975), Denison (1978), Dineley and Metcalf (1999) and Young (2010).
It was assigned to Placodermi by Denison (1975); and to Placodermi by Denison (1978), Dineley and Metcalf (1999), Sepkoski (2002) and Young (2010).
It was corrected as Pseudopetalichthyida by Denison (1975), Denison (1978), Dineley and Metcalf (1999) and Young (2010).
It was assigned to Placodermi by Denison (1975); and to Placodermi by Denison (1978), Dineley and Metcalf (1999), Sepkoski (2002) and Young (2010).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Pseudopetalichthida Denison |
| 1975 | Pseudopetalichthyida Denison p. 23 |
| 1978 | Pseudopetalichthyida Denison |
| 1999 | Pseudopetalichthyida Dineley and Metcalf p. 11 |
| 2002 | Pseudopetalichthida Sepkoski |
| 2010 | Pseudopetalichthyida Young p. 527 |
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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.
Diagnosis
No diagnoses are available