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Spirelytha fredericksi

Rhynchonellata - Spiriferida - Elythidae

Taxonomy
Spirelytha fredericksi was named by Archbold and Thomas (1984). Its type specimen is CPC 19931, a shell (Articulated internal mould and external impression), and it is not a trace fossil. Its type locality is BMR C255, Callytharra Springs, Byro Homestead, which is in a Sakmarian coastal siliciclastic in the Callytharra Formation of Australia.

Synonymy list
YearName and author
1984Spirelytha fredericksi Archbold and Thomas p. 314 figs. 1A-R, 2A-K
1987Spirelytha fredericksi Klets figs. Pl 4, figs 8-12
1990Spirelytha fredericksi Archbold p. 12
1991Spirelytha fredericksi Pavlova et al. p. 134 figs. Pl 31, fig 7
1996Spirelytha fredericksi Shi and Waterhouse p. 146 figs. Pl 28, figs 13-21

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderSpiriferida
suborderDelthyridinaIvanova 1972
superfamilyReticularioidea
familyElythidaeFredericks 1924
subfamilyToryniferinaeCarter 1994
genusSpirelythaFredericks 1924
speciesfredericksi

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.

†Spirelytha fredericksi Archbold and Thomas 1984
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height68.474.7312.48.002.99
valve height29.007.2211.29.222.84

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:12:52
Modified: 2004-02-28 16:12:52
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Sakmarian to the top of the Kungurian or 293.52000 to 272.30000 Ma

Collections (25 total)


Time interval Ma Country or state Original ID and collection number
Sakmarian293.52 - 290.1Australia (Western Australia) Reticularia lineata (101221 131884) Reticularia lineata, Reticularia crebristria (131548) Spirelytha fredericksi (type locality: 83208 84482 84582 84583 85843 85887 95188 95189 95199 95200 95201 101139 101205 101206 101209)
Sakmarian293.52 - 290.1Russian Federation Spirelytha fredericksi (110410)
Sakmarian293.52 - 290.1Canada (Yukon) Spirelytha fredericksi (117168 117737 117759)
Artinskian290.1 - 279.3Canada (Yukon) Spirelytha fredericksi (117748)
Artinskian290.1 - 279.3Australia (Western Australia) Spirelytha fredericksi (83209)
Kungurian279.3 - 272.3Mongolia Spirelytha fredericksi (116254)