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Morphology Ecology and taphonomy   Age range and collections

Ithyektyphus

Trilobita - Agnostida - Marjumiidae

Taxonomy
Ithyektyphus was named by Shaw (1956) [Sepkoski's age data: Cm uMid]. It is not extant.

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

Synonymy list
YearName and author
1956Ithyektyphus Shaw
2002Ithyektyphus Sepkoski, Jr.
2003Ithyektyphus Jell and Adrain p. 389

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
superfamilyAgnostoideaM'Coy 1849
familyMarjumiidaeKobayashi 1935
genusIthyektyphusShaw 1956

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