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Gigadiscina gigantissima

Lingulata - Lingulida - Discinidae

Taxonomy
Roemerella gigantissima was named by Cooper and Grant (1974). Its type specimen is USNM 151393a, a valve (Ventral valve), and it is a 3D body fossil. Its type locality is USNM703, Old Word Ranch, Glass Mountains, which is in a Roadian reef, buildup or bioherm limestone in the Road Canyon Formation of Texas.

It was recombined as Gigadiscina gigantissima by Masunaga and Shiino (2021).

Synonymy list
YearName and author
1974Roemerella gigantissima Cooper and Grant pp. 240-241 figs. Pl 24, figs 7-8
2021Gigadiscina gigantissima Masunaga and Shiino p. 271

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumLinguliformeaWilliams et al. 1996
classLingulataGorjansky and Popov 1985
orderLingulidaWaagen 1885
superfamilyDiscinoidea(Gray 1840)
familyDiscinidaeGray 1840
genusGigadiscinaMergl and Massa 2005
speciesgigantissima()

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.

†Gigadiscina gigantissima Cooper and Grant 1974
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Diagnosis
No diagnoses are available