Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Ijacephalus

Trilobita - Ptychopariida - Acrocephalitidae

Taxonomy
Ijacephalus was named by Ogienko (1974). It is not extant.

It was assigned to Acrocephalitidae by Jell and Adrain (2003).

Synonymy list
YearName and author
1974Ijacephalus Ogienko
2003Ijacephalus Jell and Adrain p. 387

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPtychopariidaSwinnerton 1915
familyAcrocephalitidaeHupé 1953
genusIjacephalusOgienko 1974

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