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Taxonomy
Stigmatoa was named by Opik (1963) [Sepkoski's age data: Cm Dres-u Cm Fran-l Sepkoski's reference number: 483,498,1020]. It is not extant.
It was assigned to Asaphida by Sepkoski (2002); and to Eulomidae by Jell and Adrain (2002).
It was assigned to Asaphida by Sepkoski (2002); and to Eulomidae by Jell and Adrain (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Stigmatoa Opik |
| 2002 | Stigmatoa Jell and Adrain p. 448 |
| 2002 | Stigmatoa 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