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

Hydrocephalus

Trilobita - Redlichiida - Paradoxididae

Taxonomy
Hydrocephalus was named by Barrande (1846) [Sepkoski's age data: ]. It is not extant.

It was assigned to Paradoxididae by Whittington et al. (1997); and to Redlichiida by Sepkoski (2002).

Synonyms
Synonymy list
YearName and author
1846Hydrocephalus Barrande
1990Rejkocephalus Kordule
1997Hydrocephalus Whittington et al. p. 476
2002Hydrocephalus Sepkoski, Jr.
2003Rejkocephalus Jell and Adrain p. 438

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
orderRedlichiidaRichter 1932
suborderRedlichiinaRichter 1932
superfamilyParadoxidoideaHawle and Corda 1847
familyParadoxididaeEmmrich 1839
genusHydrocephalusBarrande 1846

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