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Spirigera (Didymospira) undata

Rhynchonellata - Athyridida - Athyrididae

Taxonomy
Spirigera (Didymospira) undata was named by Salomon (1895). It is not extant. Its type locality is Rosalia Valley (Marmolata), which is in a Triassic marine horizon in the Marmolata Formation of Italy.

Sister species lacking formal opinion data
S. cornutula, S. eurycolpa, S. leptorhyncha, S. rossyi

Synonymy list
YearName and author
1895Spirigera (Didymospira) undata Salomon

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
RankNameAuthor
classRhynchonellataWilliams et al. 1996
orderAthyrididaBoucot et al. 1964
suborderAthyrididinaBoucot et al. 1964
superfamilyAthyridoideaMcCoy 1844
familyAthyrididaeMcCoy 1841
subfamilyAthyridinaeM'Coy 1844
genusSpirigera
subgenusDidymospira
speciesundata

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
No measurements are available
Composition: low Mg calcitep
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Adult height: 10 to < 100g
Folds: minorg
Ribbing: minorg
Spines: noneg
Internal reinforcement: noneg
Environment: marineuc
Locomotion: stationarysubo
Attached: yesp
Life habit: low-level epifaunalsubo
Diet: suspension feedersubo
Vision: blindc
Created: 2009-06-03 07:56:13
Modified: 2009-06-03 09:56:13
Source: g = genus, subo = suborder, c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Hendy 2009, Aberhan et al. 2004

Age range: Middle Triassic or 247.20000 to 237.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Middle Triassic247.2 - 237.0Italy (Trento) Spirigera undata (type locality: 202271)