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Pseudodielasma

Rhynchonellata - Terebratulida - Pseudodielasmatidae

Taxonomy
Pseudodielasma was named by Brill (1940) [Sepkoski's age data: P Guad-l P Tatr Sepkoski's reference number: 538]. It is the type genus of Pseudodielasmatidae.

It was assigned to Terebratulida by Sepkoski (2002); and to Pseudodielasmatidae by Williams et al. (2006).

Synonymy list
YearName and author
1940Pseudodielasma Brill
2002Pseudodielasma Sepkoski
2006Pseudodielasma Williams et al. p. 2045

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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
orderTerebratulida
suborderTerebratulidina
superfamilyDielasmatoideaSchuchert 1913
familyPseudodielasmatidae
genusPseudodielasma

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. †Pseudodielasma Brill 1940
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†Pseudodielasma brilli Cooper and Grant 1976
†Pseudodielasma gibberum Cooper and Grant 1976
†Pseudodielasma globulum Cooper and Grant 1976
†Pseudodielasma lobatum Cooper and Grant 1976
†Pseudodielasma magnum Cooper and Grant 1976
†Pseudodielasma minor King 1931
†Pseudodielasma ovatum Cooper and Grant 1976
†Pseudodielasma pingue Cooper and Grant 1976
†Pseudodielasma pinyonense Cooper and Grant 1976
†Pseudodielasma plicatum Cooper and Grant 1976
†Pseudodielasma subcirculare Cooper and Grant 1976
†Pseudodielasma sulcatum Cooper and Grant 1976
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height1574.091.6013.24.401.31

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: low-level epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:14:12
Modified: 2018-11-10 17:47:38
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Aberhan et al. 2004

Age range: base of the Sakmarian to the top of the Capitanian or 293.52000 to 259.51000 Ma

Collections (49 total)


Time interval Ma Country or state Original ID and collection number
Sakmarian293.52 - 290.1China (Guangxi) P. orientalum (134321)
Artinskian290.1 - 279.3China (Xizang) P. jipuensis (97292)
Kungurian279.3 - 272.3USA (Arizona) P. sp. (52898 95353)
Kungurian279.3 - 272.3USA (Texas) P. sp. (43517 43562 75923 81592 81949 101785)
Roadian272.3 - 268.8USA (Texas) Dielasma minor (113197 113206 151161) P. magnum (106021) P. sp. (81515 102603 102607 102614 105874) P. sp., P. gibberum (102605) P. sp., P. gibberum, P. lobatum, P. minor, P. ovatum, P. pingue, P. subcirculare, P. sulcatum (43553) P. sp., P. gibberum, P. lobatum, P. minor, P. pingue (105887) P. sp., P. gibberum, P. minor, P. ovatum, P. pingue, P. plicatum, P. sulcatum (43548) P. sp., P. globulum, P. ovatum (105726) P. sp., P. lobatum, P. minor, P. pingue, P. plicatum (105592) P. sp., P. magnum (81693 81722 101767 102602) P. sp., P. minor, P. subcirculare (43551)
Wordian266.9 - 264.28USA (Texas) P. brilli (102619 105896) P. brilli, P. pinyonense (101867) P. globulum, P. ovatum (105977) P. ovatum (43550) P. pinyonense (81939) P. sp. (106245) P. sp., P. globulum, P. ovatum (105764) P. sp., P. magnum (81636) P. sp., P. ovatum (105821)
Capitanian264.28 - 259.51USA (Oklahoma) P. perplexa (116653)
Capitanian264.28 - 259.51USA (Texas) Dielasma scutulatum (108812) P. perplexa (116645 116650) P. pinyonense (81625 81697 102618)
Wuchiapingian259.9 - 254.17Australia (Queensland) P. sp. (83264 105144)