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Didymothyris

Rhynchonellata - Athyridida - Athyrididae

Synonymy list
YearName and author
1967Didymothyris Rubel and Modzalevskaya
1974Didymothyris Bassett and Cocks
1997Didymothyris Jin and Chatterton
2002Didymothyris Sepkoski
2002Didymothyris Williams et al. p. 1515

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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
subfamilyDidymothyridinaeModzalevskaya 1979
genusDidymothyrisRubel and Modzalevskaya 1967

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.

G. †Didymothyris Rubel and Modzalevskaya 1967
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†Didymothyris didyma Dalman 1828
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: noneg
Spines: noneg
Internal reinforcement: noneg
Environment: marineuc
Locomotion: stationarysubo
Attached: yesp
Life habit: low-level epifaunalsubo
Diet: suspension feedersubo
Vision: blindc
Comments: BODY SIZE: Data from Williams et al (2002).g
Created: 2009-06-03 08:15:36
Modified: 2009-06-03 10:15:36
Source: g = genus, subo = suborder, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013

Age range: base of the Aeronian to the top of the Leintwardine or 440.80000 to 419.20000 Ma

Collections (46 total)


Time interval Ma Country or state Original ID and collection number
Aeronian440.8 - 438.5Canada (Quebec) D. sp. (184865)
Telychian438.5 - 433.4Canada (Nunavut) D. sp. (184887)
Jaani433.6 - 431.3Estonia (Saare) D. didyma (174959)
Wenlock433.4 - 427.4Canada (Northwest Territories) D. sp. (26059)
Wenlock - Leintwardine433.4 - 419.2Sweden (Gotland) D. didyma (192371)
Homerian430.5 - 427.4Sweden (Gotland) D. didyma (13529)
Homerian - Gorstian430.5 - 425.6Sweden (Gotland) D. didyma (13530)
Jaagarahu428.2 - 422.9Estonia (Saare) D. biohermica (175061)
Gorstian - Ludfordian427.4 - 423.0Sweden (Gotland) D. didyma (13531)
Ludlow427.4 - 423.0Ukraine D. biohermica (23376 23459) D. didyma (23356 23480)
Ludlow427.4 - 423.0Russian Federation D. didyma (23636 23747 24772) D. sp. (23637 23638)
Ludlow427.4 - 423.0Estonia D. didyma (13735)
Ludlow - Pridoli427.4 - 419.2Estonia D. sp. (13732)
Ludlow - Pridoli427.4 - 419.2Ukraine D. didyma (23427)
Rootsikula426.2 - 422.9Estonia (Saare) D. didyma (192134)
Ludfordian425.6 - 423.0Ukraine (Podolia) D. didyma (229365)
Ludfordian425.6 - 423.0Sweden (Gotland) D. didyma (13532)
Pridoli423.0 - 419.2Ukraine D. didyma (23359)
Paadla422.9 - 419.2Estonia D. didyma (13727 206931 207255) D. katriensis (175080)
Paadla422.9 - 419.2Estonia (Saare) D. biohermica (175076) D. didyma (175077 192133 193713 193715 206879 206911 206961 206962 206976 206977 206978 206979) D. didyma, D. biohermica (192132 195603 206880)
Paadla422.9 - 419.2Estonia (Saaremaa) D. biohermica (192131)