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Perryus
Taxonomy
Perryus was named by Gass and Mikulic (1982) [Sepkoski's age data: S Ldov-u S Wenl-l]. Its type is Perryus severnensis.
It was assigned to Phacopida by Sepkoski (2002); and to Encrinuridae by Jell and Adrain (2002).
It was assigned to Phacopida by Sepkoski (2002); and to Encrinuridae by Jell and Adrain (2002).
Species
P. severnensis (type species)
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1982 | Perryus Gass and Mikulic p. 591 figs. 1-15, Pl. 1 |
2002 | Perryus Jell and Adrain p. 424 |
2002 | Perryus 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.
Diagnosis
No diagnoses are available