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Cristagnostus

Trilobita - Agnostida

Taxonomy
Cristagnostus was named by Rushton (1978) [Sepkoski's age data: Cm Dres-l Sepkoski's reference number: 378]. It is not extant.

It was assigned to Agnostida by Sepkoski (2002).

Synonymy list
YearName and author
1978Cristagnostus Rushton
2002Cristagnostus Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
genusCristagnostusRushton 1978

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