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Geothomasia valida

Rhynchonellata - Spiriferida - Ingelarellidae

Taxonomy
Ingelarella valida was named by Campbell (1961). Its type specimen is UQ F21918, a valve (Ventral valve internal mold), and it is a mold. Its type locality is UQ L1627, Homevale Bed 10, Nebo Synclinorium, which is in an Artinskian marine siliciclastic in the Tiverton Formation of Australia.

It was recombined as Martiniopsis valida by Clarke (1971); it was recombined as Tomiopsis valida by Waterhouse (1987); it was recombined as Geothomasia valida by Waterhouse (1998).

Synonymy list
YearName and author
1961Ingelarella valida Campbell p. 177 figs. Pl 28, figs 14,15
1971Martiniopsis valida Clarke
1987Tomiopsis valida Waterhouse p. 30 figs. Pl 8, figs 10,11
1998Geothomasia valida Waterhouse

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
RankNameAuthor
classRhynchonellataWilliams et al. 1996
orderSpiriferida
suborderSpiriferidina
superfamilyMartinioidea
familyIngelarellidae
subfamilyIngelarellinae
genusGeothomasia()
speciesvalida()

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
ReferenceDiagnosis
J. B. Waterhouse 1987Shell with deep sulcus, high fold, and few well formed plicae as in profunda, distinguished by reaching larger size, with thick umbonal thickening in ventral valve and more widely spaced diverging adminicula.