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Erilevigatella euthylomata

Rhynchonellata - Pentamerida - Gypidulidae

Taxonomy
Erilevigatella euthylomata was named by Jin (2005) [= Clorinda rotunda Jin et al. 1993 (non Lindström, 1861), p. 39, pl. 5, figs. 9–23.]. Its type specimen is ROM 56779, a valve (conjoined valves), and it is a 3D body fossil. Its type locality is AK1–01a, Akimiski Island, which is in a Telychian reef, buildup or bioherm limestone in the Attawapiskat Formation of Canada. It is the type species of Erilevigatella.

Synonymy list
YearName and author
2005Erilevigatella euthylomata Jin pp. 58 - 60 fig. 13–15

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
Lophophorata
PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderPentameridaSchuchert and Cooper 1931
suborderPentameridinaSchuchert and Cooper 1931
superfamilyGypiduloideaSchuchert and LeVene 1929
familyGypidulidaeSchuchert and Le Vene 1929
subfamilyLevigatellinaeRzhonsnitskaia 1975
genusErilevigatella
specieseuthylomata

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.

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Diagnosis
ReferenceDiagnosis
J. Jin 2005Small to medium-sized, smooth, ventribiconvex shells; fold or sulcus absent with rectimarginate anterior commissure. Ventral median septum short, restricted to umbonal area. Inner hinge plates strongly divergent basolaterally; crura crescent shaped in cross section, forming carinae at junctions with both inner and outer hinge plates.