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Septospirigerella megridagica

Rhynchonellata - Athyridida - Athyrididae

Taxonomy
Septospirigerella megridagica was named by Grunt (1965). Its type specimen is PIN 2073/583, a shell (Articulated shell), and it is a 3D body fossil. Its type locality is Chanakhchi, Khachik Fm, which is in a Capitanian carbonate limestone in the Khachik Formation of Armenia.

Synonymy list
YearName and author
1965Septospirigerella megridagica Grunt p. 239 figs. Pl 42, figs 1-3; text-fig 41
1989Septospirigerella megridagica Kotlyar figs. Pl 20, figs 11-13

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Life
—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
subfamilySpirigerellinae
genusSeptospirigerella
speciesmegridagica

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
partNmeanminimummaximummedians.d.
shell height521.412.935.724.78.92

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 Wordian to the top of the Capitanian or 266.90000 to 259.51000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Wordian266.9 - 264.28Iran Septospirigerella megridagica (118134 118137)
Capitanian264.28 - 259.51Azerbaijan Septospirigerella megridagica (94944 97205 97227 110877 127645)
Capitanian264.28 - 259.51Armenia Septospirigerella megridagica (type locality: 88708 97396 97397 110812)