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Morphology Ecology and taphonomy   Age range and collections

Syspacheilus

Trilobita - Agnostida - Marjumiidae

Taxonomy
Syspacheilus was named by Resser (1938) [Sepkoski's age data: Cm Dres-l Sepkoski's reference number: 80,379]. 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
1938Syspacheilus Resser
2002Syspacheilus Sepkoski, Jr.
2003Syspacheilus Jell and Adrain p. 450

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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
genusSyspacheilusResser 1938

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