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

Psilocephalinella

Trilobita - Asaphida - Nileidae

Taxonomy
Psilocephalinella was named by Kobayashi (1951) [Sepkoski's age data: Cm Trep O Trem-l Sepkoski's reference number: 378]. It is not extant.

It was assigned to Asaphida by Sepkoski (2002); and to Nileidae by Jell and Adrain (2003).

Synonymy list
YearName and author
1951Psilocephalinella Kobayashi
2002Psilocephalinella Sepkoski, Jr.
2003Psilocephalinella Jell and Adrain p. 435

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
subclassLibristomaFortey 1990
orderAsaphidaSalter 1864
familyNileidaeAngelin 1854
genusPsilocephalinellaKobayashi 1951

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