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Dielasma elongatum

Rhynchonellata - Terebratulida - Dielasmatidae

Taxonomy
Terebratulites elongatus was named by von Schlotheim (1816). It is a 3D body fossil. Its type locality is Glücksbrunn, Thuringen, which is in a Wuchiapingian reef, buildup or bioherm reef rocks in the Zechstein Formation of Germany.

It was recombined as Terebratula elongata by von Buch (1835), de Verneuil (1845), Keyserling (1846), Howse (1848), Howse (1857), Davidson (1858), Geinitz (1861) and Riedel (1917); it was recombined as Epithyris elongata by King (1850); it was recombined as Dielasma elongatum by Waagen (1882), Langenhan (1899), Tschernyschew (1902), Diener (1903), Airaghi (1907), Astre (1934), Dunbar (1955), Stehli (1956), Lee and Gu (1980), Li et al. (1986) and Zhan (1989); it was misspelled as Dielasma elongata by Angiolini and Carabelli (2010).

Synonyms
Synonymy list
YearName and author
1816Terebratulites complanatus von Schlotheim p. 27 figs. Pl 7, fig 13
1816Terebratulites elongatus von Schlotheim p. 27 figs. Pl 7, fig 7
1816Terebratulites latus von Schlotheim p. 27 figs. Pl 7, fig 12
1816Terebratulites sufflatus von Schlotheim p. 27 figs. Pl 7, figs 10,11
1835Terebratula elongata von Buch p. 120
1845Terebratula elongata de Verneuil p. 66 figs. Pl 9, figs 9a-d
1846Terebratula elongata Keyserling p. 238
1848Terebratula elongata Howse p. 251
1850Epithyris elongata King p. 147 figs. Pl 6, figs 30-45
1850Epithyris sufflata King p. 149 figs. Pl 7, figs 1-9
1857Terebratula elongata Howse p. 52
1858Terebratula elongata Davidson p. 8 figs. Pl 1, figs 5-22; pl 2, fig 2
1861Terebratula elongata Geinitz p. 82 figs. Pl 15, figs 14-28
1882Dielasma elongatum Waagen p. 342
1899Dielasma elongatum Langenhan p. 51 figs. Pl 4, figs 41,45
1902Dielasma elongatum Tschernyschew p. 30 figs. Pl 2, fig 6; pl 4, fig 9; pl 11, figs 5-7
1903Dielasma elongatum Diener p. 41 figs. Pl 1, fig 9; pl 2, fig 4
1907Dielasma elongatum Airaghi p. 42
1917Terebratula elongata Riedel p. 73
1934Dielasma elongatum Astre p. 73 figs. Pl 9, figs 21,23
1955Dielasma elongatum Dunbar p. 117 figs. Pl 20, figs 1-17
1956Dielasma elongatum Stehli p. 301 figs. Pl 40, figs B 1-4,7
1980Dielasma elongatum Lee and Gu p. 426 figs. Pl 154, fig 10; pl 179, fig 12
1986Dielasma elongatum Li et al. figs. Pl 6, fig 4
1989Dielasma elongatum Zhan figs. Pl 28, figs 20,21
2010Dielasma elongata Angiolini and Carabelli p. 84 figs. Pl 5, figs 29,30

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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
orderTerebratulida
suborderTerebratulidina
superfamilyDielasmatoideaSchuchert 1913
familyDielasmatidaeSchuchert 1913
subfamilyDielasmatinaeSchuchert 1913
genusDielasmaKing 1856
specieselongatum()

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.

Dielasma elongatum von Schlotheim 1816
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Invalid names: Terebratulites complanatus von Schlotheim 1816 [synonym], Terebratulites latus von Schlotheim 1816 [synonym], Terebratulites sufflatus von Schlotheim 1816 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height810.28.5012.010.31.14
valve height17.60----

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: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Gzhelian to the top of the Rhaetian or 303.70000 to 201.30000 Ma

Collections (85 total)


Time interval Ma Country or state Original ID and collection number
Gzhelian303.7 - 298.9China (Guangxi) Dielasma elongatum (134310)
Asselian - Sakmarian298.9 - 290.1Russian Federation Dielasma elongatum (132909 132910 132912 132913)
Sakmarian295.5 - 290.1Russian Federation Dielasma elongatum (126449)
Artinskian290.1 - 279.3Russian Federation Dielasma elongatum (132837)
Kungurian - Roadian279.3 - 268.8Russian Federation Terebratula elongata (117287)
Roadian272.3 - 268.8Russian Federation (Kazan) Dielasma elongata (116803)
Roadian272.3 - 268.8Russian Federation Terebratula elongata (117265 117270 117278 117345 117346)
Wordian268.8 - 265.1Australia (New South Wales) Terebratula elongata (133337)
Wordian268.8 - 265.1Armenia Dielasma elongatum (113725)
Wordian268.8 - 265.1Pakistan Dielasma elongatum (81503 125809)
Wordian268.8 - 265.1Iran Dielasma elongatum (112909 112944)
Wordian - Capitanian268.8 - 259.9China (Nei Mongol) Dielasma elongatum (111162)
Capitanian265.1 - 259.9Pakistan Dielasma elongatum (119552 125882 125883)
Wuchiapingian259.9 - 254.17China (Xizang) Dielasma elongatum (230327)
Wuchiapingian259.9 - 254.17China (Shaanxi) Dielasma elongatum (148516)
Wuchiapingian259.9 - 254.17United Kingdom (England) Dielasma elongatum (24084 24085 24086 89577 89578 89582 89584 89585 89589 89591 89592 89593 89594 89595 109715 109717 109721 109722) Epithyris sufflata, Epithyris elongata (83171 95677 130765 130766) Terebratula elongata (109718) Terebratula flat terebratula (116168 117880) Terebratula subrotunda (117871)
Wuchiapingian259.9 - 254.17Germany Terebratulites elongatus, Terebratulites sufflatus, Terebratulites complanatus, Terebratulites latus (type locality: 107652)
Wuchiapingian259.9 - 254.17Greenland Dielasma elongatum (96754 107521 107533 107544)
Wuchiapingian259.9 - 254.17Poland Dielasma elongatum (137886)
Wuchiapingian259.9 - 254.17United Kingdom Epithyris elongata (130768) Epithyris sufflata, Epithyris elongata (130769 130773) Terebratula N.S. (130854) Terebratula elongata (130834 130867 130870 130871 130872)
Wuchiapingian259.9 - 254.17Lithuania Dielasma elongata (45952 46159 46170 46198 46202 46203 46401 46403 46414 46428)
Wuchiapingian259.9 - 254.17Madagascar (Diana) Dielasma elongatum (81987)
Wuchiapingian259.9 - 254.17United Kingdom (Durham) Epithyris sufflata, Epithyris elongata (130771) Terebratula elongata (130907)
Wuchiapingian259.9 - 254.17Russian Federation (Kaliningrad) Dielasma elongata (46204 46425)
Wuchiapingian259.9 - 254.17Iran Dielasma elongata (125644)
Changhsingian254.17 - 252.17Italy Dielasma elongatum (232369)
Rhaetian208.5 - 201.3Papua New Guinea (Western Highland) Dielasma elongatum (42523)