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Morphology Ecology and taphonomy   Age range and collections

Stigmatoa

Trilobita - Ptychopariida - Eulomidae

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 (2003).

Species
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1963Stigmatoa Opik
2002Stigmatoa Sepkoski, Jr.
2003Stigmatoa Jell and Adrain p. 448

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPtychopariidaSwinnerton 1915
familyEulomidaeKobayashi 1955
genusStigmatoaOpik 1963

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