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Poroscutellum
Trilobita - Corynexochida - Styginidae
Taxonomy
Poroscutellum was named by Snajdr (1958) [Sepkoski's age data: D Sieg Sepkoski's reference number: 421]. It is not extant.
It was assigned to Ptychopariida by Sepkoski (2002); and to Styginidae by Jell and Adrain (2003).
It was assigned to Ptychopariida by Sepkoski (2002); and to Styginidae by Jell and Adrain (2003).
Synonymy list
| Year | Name and author |
|---|---|
| 1958 | Poroscutellum Snajdr |
| 2002 | Poroscutellum Sepkoski, Jr. |
| 2003 | Poroscutellum Jell and Adrain p. 429 |
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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