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Machairagnostus

Trilobita - Agnostida - Diplagnostidae

Taxonomy
Machairagnostus was named by Harrington and Leanza (1957) [Sepkoski's age data: Cm Trep-u]. It is not extant.

It was assigned to Pseudagnostinae by Harrington and Leanza (1957); to Agnostida by Sepkoski (2002); and to Diplagnostidae by Jell and Adrain (2003).

Synonyms
Synonymy list
YearName and author
1957Machairagnostus Harrington and Leanza
1975Tarayagnostus Suarez Soruco
2002Machairagnostus Sepkoski, Jr.
2003Machairagnostus Jell and Adrain p. 401

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
superfamilyAgnostoideaM'Coy 1849
familyDiplagnostidaeWhitehouse 1936
genusMachairagnostusHarrington and Leanza 1957

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