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Tostonia

Trilobita - Asaphida - Eurekiidae

Taxonomy
Tostonia was named by Walcott (1924) [Sepkoski's age data: Cm Trep]. It is not extant.

It was assigned to Ptychopariida by Sepkoski (2002); and to Eurekiidae by Jell and Adrain (2003).

Synonymy list
YearName and author
1924Tostonia Walcott
2002Tostonia Sepkoski, Jr.
2003Tostonia Jell and Adrain p. 454

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
subclassLibristomaFortey 1990
orderAsaphidaSalter 1864
familyEurekiidaeHupé 1953
genusTostoniaWalcott 1924

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