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Protanastrophia

Rhynchonellata - Pentamerida - Parastrophinidae

Taxonomy
Protanastrophia was named by Jin and Popov (2008). Its type is Protanastrophia repanda. It was considered monophyletic by Jin and Popov (2008).

It was assigned to Parastrophinidae by Jin and Popov (2008).

Synonymy list
YearName and author
2008Protanastrophia Jin and Popov pp. 222 - 224

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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
orderPentameridaSchuchert and Cooper 1931
suborderSyntrophiidinaUlrich and Cooper 1936
superfamilyCamerelloideaHall and Clarke 1894
familyParastrophinidaeUlrich and Cooper 1938
genusProtanastrophia

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. †Protanastrophia Jin and Popov 2008
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†Protanastrophia distorta Nikolaev et al. 1977
†Protanastrophia repanda Jin and Popov 2008
†Protanastrophia salairica Severgina 1978
Diagnosis
ReferenceDiagnosis
J. Jin and L. E. Popov 2008Small, transversely elliptical to subpentagonal, dorsibiconvex shell, smooth posteriorly, faintly to moder− ately costate anteromedially; dorsal valve usually larger, deeper, with higher and more prominent umbo than ventral valve. Ventral sulcus and anterior commissure commonly asymmetrical. Ventral median septum short, low; inner hinge plates high, discrete, subparallel to each other; alate plates present.
Measurements
No measurements are available
Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:11:46
Modified: 2004-02-28 16:11:46
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Aberhan et al. 2004

Age range: base of the Sandbian to the top of the Telychian or 458.40000 to 433.40000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Sandbian458.4 - 453.0Russian Federation (Siberia) Parastrophinella salairica (205559)
Katian453.0 - 445.2Mongolia (Bayanhongor) Parastrophinella asimmetrica (170488) Parastrophinella salairica (79592 170535)
Juuru443.4 - 439.0Estonia (Hiiu) Parastrophinella indistincta (193108 206882 206887)
Juuru443.4 - 439.0Estonia Parastrophinella indistincta (172929 172930 206881)
Raikkula440.8 - 438.8Estonia (Viljandi) Parastrophinella indistincta (193801)
Telychian438.5 - 433.4Canada (Nunavut) P. repanda (77342 163998 163999 164000 164001 164002)