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Juxathyris obesa

Rhynchonellata - Athyridida - Athyrididae

Taxonomy
Spirigerella obesa was named by Huang (1933). It is a 3D body fossil. Its type locality is Kuomaiya, Locality T316, SSE of Hsinchan, Tsunyi-hsien, which is in a Wuchiapingian marine horizon in China.

It was recombined as Juxathyris obesa by Clapham (2015).

Synonymy list
YearName and author
1933Spirigerella obesa Huang p. 77 figs. Pl 11, figs 1, 2
1977Spirigerella obesa Yang et al. p. 411 figs. Pl 162, fig 5
1995Spirigerella obesa Zeng et al. figs. Pl 16, fig 9,11,12
2015Juxathyris obesa Clapham

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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
orderAthyrididaBoucot et al. 1964
suborderAthyrididinaBoucot et al. 1964
superfamilyAthyridoideaMcCoy 1844
familyAthyrididaeMcCoy 1841
subfamilyTranscaucasathyriinae
genusJuxathyris
speciesobesa()

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.

†Juxathyris obesa Huang 1933
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height213.511.715.513.62.69

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationarysubo
Attached: yesp
Life habit: low-level epifaunalsubo
Diet: suspension feedersubo
Vision: blindc
Created: 2018-11-10 18:06:04
Modified: 2018-11-10 18:06:04
Source: subo = suborder, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Kungurian to the top of the Wuchiapingian or 283.30000 to 254.14000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Kungurian283.3 - 274.4China (Sichuan) Spirigerella obesa (153928)
Kungurian283.3 - 274.4China (Hubei) Spirigerella obesa (121074)
Capitanian264.28 - 259.51China (Sichuan) Spirigerella obesa (153936 153939)
Wuchiapingian259.51 - 254.14Pakistan Spirigerella obesa (125920)
Wuchiapingian259.51 - 254.14China (Guizhou) Spirigerella obesa (type locality: 136251 136252)