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Leptaena (Leptaena) altera

Strophomenata - Strophomenida - Rafinesquinidae

Taxonomy
Leptaena altera was named by Rybnikova (1966).

It was recombined as Leptaena (Leptaena) altera by Rubel (2011).

Sister species lacking formal opinion data
L. dicax

Synonymy list
YearName and author
1966Leptaena altera Rybnikova
2004Leptaena altera Musteikis and Cocks p. 460
2011Leptaena (Leptaena) altera Rubel

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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
speciesaltera(Rybnikova 1966)

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.

†Leptaena (Leptaena) altera Rybnikova 1966
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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, Nesnidal et al. 2013, Hendy et al. 2009

Age range: base of the Sheinwoodian to the top of the Lochkovian or 432.90000 to 413.02000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Jaani433.5 - 431.2Lithuania Leptaena altera (193577)
Jaani433.5 - 431.2Estonia Leptaena altera (193578)
Jaani433.5 - 431.2Estonia (Saare) Leptaena altera (193579)
Jaani - Jaagarahu433.5 - 428.6Lithuania Leptaena altera (192563)
Sheinwoodian432.9 - 430.6Lithuania Leptaena altera (192643)
Jaagarahu431.2 - 428.6Lithuania Leptaena altera (192658)
Homerian430.6 - 426.7Lithuania Leptaena altera (192646)
Homerian430.6 - 426.7Latvia Leptaena altera (192665)
Ludfordian425.0 - 422.7Latvia Leptaena altera (192640)
Lochkovian419.62 - 413.02Ukraine (Ternopil's'ka) Leptaena altera (170606)