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Leptaenisca

Strophomenata - Strophomenida - Leptaenoideidae

Taxonomy
Leptaenisca was named by Beecher (1890) [Sepkoski's age data: S Ludl D Sieg Sepkoski's reference number: 25,1066].

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

Synonymy list
YearName and author
1890Leptaenisca Beecher
2000Leptaenisca Williams et al. p. 258
2002Leptaenisca Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classStrophomenataWilliams et al 1996
orderStrophomenidaOpik 1934
superfamilyStrophomenoideaKing 1846
familyLeptaenoideidaeWilliams 1953
genusLeptaeniscaBeecher 1890

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. †Leptaenisca Beecher 1890
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†Leptaenisca concava Hall 1857
†Leptaenisca irregularis Amsden 1951
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 14:13:23
Modified: 2009-04-13 11:03:33
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Niagaran to the top of the Pragian or 438.00000 to 407.60000 Ma

Collections (37 total)


Time interval Ma Country or state Original ID and collection number
Silurian443.8 - 419.2USA (Oklahoma) L. sp. (528)
Llandovery443.4 - 433.4Canada (Québec) L. sp. (24543)
Niagaran438.0 - 421.3Canada (Québec) L. sp. (25156)
Gorstian427.4 - 425.6USA (Oklahoma) L. irregularis (170221)
Ludlow427.4 - 423.0USA (Oklahoma) L. irregularis (170245 170246) L. sp. (24816)
Ludlow427.4 - 423.0Canada (Quebec) L. sp. (24818)
Ludlow427.4 - 423.0USA (Missouri) L. irregularis (26822)
Ludlow - Pridoli427.4 - 419.2USA (Oklahoma) L. irregularis (170222)
Ludfordian425.6 - 423.0USA (Oklahoma) L. irregularis (170224)
Ludfordian - Pridoli425.6 - 419.2USA (Oklahoma) L. irregularis (26824)
Pridoli423.0 - 419.2USA (Oklahoma) L. irregularis (170266)
Pridoli - Lochkovian423.0 - 410.8USA (Oklahoma) L. concava (26826)
Lochkovian419.2 - 410.8USA (Nevada) L. sp. (590 164824)
Lochkovian419.2 - 410.8USA (New York) L. sp. (24815)
Lochkovian419.2 - 410.8USA (Oklahoma) L. concava (164273 164274 164275 164276 164277 164278 164279 164280)
Lochkovian - Zlichovian419.2 - 391.9Canada (Yukon) L. sp. (603)
Gedinnine416.0 - 412.3USA (Tennessee) L. concava (75628)
Siegen412.3 - 409.1USA (Nevada) L. sp. (164726 164730 164733)
Pragian410.8 - 407.6Canada (Northwest Territories) L. sp. (75582)
Pragian410.8 - 407.6USA (Nevada) L. sp. (595)
Pragian410.8 - 407.6Canada (Yukon) L. sp. (43713)
Pragian - Early/Lower Emsian410.8 - 402.5Russian Federation (Sverdlovskaya Oblast) L. sp. (81790 81797)
Early/Lower Emsian409.1 - 402.5Canada (Yukon Territory) L. sp. (26658)
Early/Lower Emsian409.1 - 402.5USA (Nevada) L. sp. (648)