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

Arthrorhachis

Agnostida - Metagnostidae

Taxonomy
Arthrorhachis was named by Hawle and Corda (1847).

It was assigned to Metagnostidae by Owen (1981), Ahlberg (1989), Whittington et al. (1997) and Hoel (1999); and to Agnostida by Sepkoski (2002).

Synonyms
Synonymy list
YearName and author
1847Arthrorhachis Hawle and Corda
1939Girvanagnostus Kobayashi
1981Arthrorhachis Owen
1989Arthrorhachis Ahlberg
1997Arthrorhachis Whittington et al. p. 373
1999Arthrorhachis Hoel
2002Arthrorhachis Sepkoski

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
Life
subphylumArtiopoda(Hou and Bergstrom)
orderAgnostidaSalter 1864
suborderAgnostinaSalter 1864
superfamilyCondylopygoideaRaymond 1913
familyMetagnostidaeJaekel 1909
genusArthrorhachisHawle and Corda 1847

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.

G. †Arthrorhachis Hawle and Corda 1847
show all | hide all
Arthrorhachis danica Poulsen 1965
hide
Arthrorhachis elliptifrons Tjernvik 1956
Arthrorhachis mobergi Tjernvik 1956
Arthrorhachis tarda Barrande 1846
hide
Invalid names: Agnostus glabratus Angelin 1851 [synonym]
Arthrorhachis tardus Barrande 1846
Invalid names: Girvanagnostus Kobayashi 1939 [synonym]
Diagnosis
No diagnoses are available