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Diaphelasma

Rhynchonellata - Pentamerida - Clarkellidae

Taxonomy
Diaphelasma is a genus. It is not extant.

It was assigned to Pentamerida by Sepkoski (2002); and to Clarkellidae by Williams et al. (2002).

Species lacking formal opinion data
D. breviseptum, D. oklahomense

Synonymy list
YearName and author
2002Diaphelasma Sepkoski
2002Diaphelasma Williams et al. p. 944

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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
superfamilyPorambonitoideaDavidson 1853
familyClarkellidaeSchuchert and Cooper 1931
genusDiaphelasma

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
No diagnoses are available
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 Demingian to the top of the Early/Lower Ordovician or 485.40000 to 470.00000 Ma

Collections (19 total)


Time interval Ma Country or state Original ID and collection number
Demingian485.4 - 478.6Canada (Newfoundland and Labrador) D. sp. (106194 106203 106205 106208 106209 106215 106223)
Demingian485.4 - 478.6USA (Texas) D. oklahomense (56494)
Demingian485.4 - 478.6Canada (Newfoundland) D. sp. (196501)
Stairsian485.4 - 478.6Canada (Newfoundland) D. sp. (196438)
Stairsian485.4 - 478.6USA (New York) D. oklahomense (289)
Early/Lower Ordovician485.4 - 470.0Svalbard and Jan Mayen D. breviseptum (212586)
Early/Lower Ordovician485.4 - 470.0USA (Texas) D. sp. (283)
Canadian485.4 - 457.3USA (Maryland) D. sp. (285)
Arenig478.6 - 466.0United Kingdom (Wales) D. sp. (69096)
Arenig478.6 - 466.0USA (Montana) D. sp. (286)
Arenig478.6 - 466.0China (Guizhou) D. sp. (4755)
Arenig478.6 - 466.0China (Sichuan) D. sp. (5415 5419)