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Rhinotreta laeta

Lingulata - Acrotretida - Ephippelasmatidae

Taxonomy
Viljandia laeta was named by Popov et al. (1982). Its type specimen is Br 1634, a valve (dorsal and ventral valves separated during preparation), and it is a 3D body fossil.

It was recombined as Rhinotreta laeta by Popov et al. (1994).

Synonymy list
YearName and author
1982Viljandia laeta Popov et al. p. 95 figs. pl. 1, figs 5-6
1994Rhinotreta laeta Popov et al. pp. 640-644 figs. Plate 4; Plate 5, figures 1-4; Text-figure 4

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumLinguliformeaWilliams et al. 1996
classLingulataGorjansky and Popov 1985
orderAcrotretidaKuhn 1949
superfamilyAcrotretoidea
familyEphippelasmatidaeRowell 1965
genusRhinotretaHolmer 1986
specieslaeta()

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.

†Rhinotreta laeta Popov et al. 1982
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Diagnosis
ReferenceDiagnosis
L. Popov et al. 1994Shell subquadrate in outline; ventral valve about 80-90 per cent as high as long; ventral pseudointerarea catacline to apsacline, bisected by indistinct intertrough; internal pedicle tu be well developed. Dorsal valve ftattened with raised umbo; dorsal pseudointerarea narrow, occupying about half of valve width.
Measurements
No measurements are available
Composition: phosphatico
Environment: marineuc
Locomotion: stationaryo
Attached: yeso
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:28:24
Modified: 2009-10-11 14:01:21
Source: o = order, c = class, uc = unranked clade
References: Nesnidal et al. 2013, Aberhan et al. 2004

Age range: base of the Nabala to the top of the Pirgu or 450.50000 to 445.20000 Ma

Collections (19 total)


Time interval Ma Country or state Original ID and collection number
Nabala450.5 - 449.9Estonia Rhinotreta laeta (173692 173693 173694)
Vormsi449.9 - 449.5Estonia Rhinotreta laeta (173695 173696 173697 173698 173700 173701 173702)
Pirgu449.5 - 445.2Estonia Rhinotreta laeta (173703 173704 173705 173706 173707 173708 173709 173710 173711)