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Leptellina (Merciella)

Strophomenata - Strophomenida - Leptellinidae

Taxonomy
Merciella was named by Lamont and Gilbert (1945). It is not extant. Its type is Leptellina (Merciella) vesper.

It was reranked as Leptellina (Merciella) by Williams et al. (2000).

It was assigned to Leptellina by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).

Synonymy list
YearName and author
1945Merciella Lamont and Gilbert
2000Leptellina (Merciella) Williams et al. p. 319
2002Merciella Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classStrophomenataWilliams et al 1996
orderStrophomenidaOpik 1934
superfamilyPlectambonitoideaJones 1928
familyLeptellinidaeUlrich and Cooper 1936
subfamilyLeptellininaeUlrich and Cooper 1936
genusLeptellinaUlrich and Cooper 1936
subgenusMerciella(Lamont and Gilbert 1945)

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.

Subg. †Leptellina (Merciella) Lamont and Gilbert 1945
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†Leptellina (Merciella) mackenziensis Jin and Chatterton 1997
†Leptellina (Merciella) vesper Lamont and Gilbert 1945
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesg
Adult length: 1.0 to < 10g
Adult width: 1.0 to < 10g
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: noneg
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2009-06-10 11:12:33
Modified: 2009-06-10 13:12:33
Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade
References: Hendy 2009, Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Actonian to the top of the Wenlock or 454.00000 to 426.70000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Actonian - Onnian454.0 - 449.5China (JiangSu) Merciella sp. (7935)
Rhuddanian443.1 - 440.5China (Henan) Leptellina striata (200175 200179)
Rhuddanian443.1 - 440.5China (Guizhou) Leptellina striata (151956 151957 151960)
Rhuddanian - Aeronian443.1 - 438.6USA (Iowa) Merciella sp. (26691)
Llandovery443.1 - 432.9Canada (Northwest Territories) Leptellina mackenziensis (26031 26036 26037 26038 26039)
Llandovery443.1 - 432.9China (Guizhou) Merciella sp. (25847) Merciella striata (27901)
Llandovery443.1 - 432.9China (Hubei) Merciella sp. (25793)
Llandovery443.1 - 432.9USA (Iowa) Merciella sp. (25041)
Aeronian440.5 - 438.6China (Hubei) Merciella striata (27813)
Telychian438.6 - 432.9Canada (Northwest Territories) Leptellina mackenziensis (26030)
Telychian438.6 - 432.9China (Hubei) Merciella striata (27779)
Wenlock432.9 - 426.7Canada (Northwest Territories) Leptellina mackenziensis (26073)