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Agelagma

Trilobita - Ptychopariida - Catillicephalidae

Taxonomy
Agelagma was named by Opik (1967) [Sepkoski's age data: Cm uMid-u Cm Dres-l Sepkoski's reference number: 16]. It is not extant.

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

Synonymy list
YearName and author
1967Agelagma Opik
2002Agelagma Sepkoski, Jr.
2003Agelagma Jell and Adrain p. 338

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPtychopariidaSwinnerton 1915
familyCatillicephalidaeRaymond 1938
genusAgelagmaOpik 1967

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