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Orthidium

Rhynchonellata - Orthida - Orthidiellidae

Taxonomy
Orthidium was named by Hall and Clarke (1892).

It was assigned to Clitambonitidae by Raymond (1911); to Orthidiellidae by Williams et al. (2000); and to Orthida by Sepkoski (2002).

Species lacking formal opinion data

Synonymy list
YearName and author
1892Orthidium Hall and Clarke
1911Orthidium Raymond
2000Orthidium Williams et al. p. 745
2002Orthidium Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
Lophophorata
PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderOrthidaSchuchert and Cooper 1932
suborderOrthidinaSchuchert and Cooper 1932
superfamilyOrthoideaWoodward 1852
familyOrthidiellidaeUlrich and Cooper 1936
genusOrthidiumHall and Clarke 1892

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. †Orthidium Hall and Clarke 1892
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Orthidium barnesi Ross 1970
Orthidium bellulum Ulrich and Cooper 1938
Orthidium gemmiculum Billings 1865
Orthidium lamellosa Raymond 1905
Orthidium lamellosum Raymond 1905
Orthidium prominens Benedetto et al. 2003
Diagnosis
No diagnoses are available