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Leptaena (Leptaena) bergstroemi

Strophomenata - Strophomenida - Rafinesquinidae

Taxonomy
Leptaena (Leptaena) bergstroemi was named by Cocks (2005). Its type specimen is RMSBr 6701 (ventral valve) and is not a trace fossil. Its type locality is Kallholn (Kallhäll), Boda Limestone, which is in a Pirgu/Porkuni reef, buildup or bioherm limestone in the Boda Limestone Formation of Sweden.

Sister species lacking formal opinion data
L. dicax

Synonymy list
YearName and author
2005Leptaena (Leptaena) bergstroemi Cocks pp. 257-258 figs. Pl. 4, figs 4–12, pl. 5, figs 1–2

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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
superfamilyStrophomenoideaKing 1846
familyRafinesquinidaeSchuchert 1893
subfamilyLeptaeninaeHall and Clarke 1894
genusLeptaenaDalman 1828
subgenusLeptaenaDalman 1828
speciesbergstroemi

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
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Adult height: 1.0 to < 10g
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: noneg
Environment: marineuc
Locomotion: stationaryg
Attached: yesp
Life habit: epifaunalg
Diet: suspension feederg
Vision: blindc
Created: 2009-04-13 09:55:02
Modified: 2018-11-11 09:56:39
Source: g = genus, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Hendy et al. 2009, Nesnidal et al. 2013

Age range: base of the Pirgu to the top of the Hirnantian or 449.50000 to 443.10000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Katian - Hirnantian452.8 - 443.1Sweden (Dalarne) Leptaena bergstroemi (73413)
Pirgu - Hirnantian449.5 - 443.1Sweden (Dalarne) Leptaena bergstroemi (73408 73409)
Pirgu - Porkuni449.5 - 443.1Sweden (Dalarne) Leptaena bergstroemi (type locality: 73407 73462)