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Morphology Ecology and taphonomy   Age range and collections

Cheirurus (Pseudosphaerexochus)

Trilobita - Phacopida - Cheiruridae

Synonyms
Synonymy list
YearName and author
1881Cheirurus (Pseudosphaerexochus) Schmidt pp. 170 - 171
1965Pseudosphaerexochus Nikolaisen
1971Skelipyx Lane
1973Parasphaerexochus Chugaeva
1980Pseudosphaerexochus Owen and Bruton
1981Pseudosphaerexochus Owen
1991Pseudosphaerexochus Kielan-Jaworowska et al.
1997Mayopyge Adrain and Fortey p. 95
2002Pseudosphaerexochus Sepkoski, Jr.
2003Parasphaerexochus Jell and Adrain p. 422
2003Pseudosphaerexochus Jell and Adrain p. 435
2003Skelipyx Jell and Adrain p. 446
2012Pseudosphaerexochus Gapp et al. p. e49115

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCheirurinaHarrington and Leanza 1957
familyCheiruridaeHawle and Corda 1847
genusCheirurusBeyrich 1845
subgenusPseudosphaerexochusSchmidt 1881

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