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Isorthinae

Rhynchonellata - Orthida - Dalmanellidae

Synonyms
Synonymy list
YearName and author
1931Isorthidae Schuchert and Cooper
1931Isorthinae Schuchert and Cooper
1964Isorthinae Wright
1974Isorthinae Bassett and Cocks
1975Isorthinae Hints
1996Isorthidae Villas and Cocks p. 582
1997Isorthinae Jin and Chatterton
2000Isorthinae Williams et al. p. 789
2011Isorthinae Rubel

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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
orderOrthidaSchuchert and Cooper 1932
suborderDalmanellidinaMoore 1952
superfamilyDalmanelloideaSchuchert 1913
familyDalmanellidaeSchuchert 1913
subfamilyIsorthinaeSchuchert and Cooper 1931
subfamilyIsorthinaeSchuchert and Cooper 1931

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.

Subfm. †Isorthinae Schuchert and Cooper 1931
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G. †Isorthis Kozlowski 1929
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Subg. †Isorthis (Arcualla) Walmsley and Boucot 1975
+
†Isorthis (Arcualla) arcuaria Hall and Clarke 1892
†Isorthis (Arcualla) microscapha Johnson et al. 1976
Subg. †Isorthis (Isorthis) Kozlowski 1929
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Subg. †Isorthis (Ovalella) Walmsley and Boucot 1975
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†Isorthis (Ovalella) mackenziei Boucot et al. 1966
†Isorthis (Ovalella) natiscotekia Li and Copper 2006
Subg. †Isorthis (Protocortezorthis) Walmsley and Boucot 1975
†Isorthis alpha Gill 1949
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Invalid names: Cariniferella beta Gill 1949 [synonym]
†Isorthis bailyi Wright 1964
†Isorthis crassa Lindström 1861
†Isorthis estona Alichova 1953
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Invalid names: Dalmanella estona Wysogorski 1900 [synonym]
†Isorthis festiva Philip 1962
†Isorthis loveni Lindström 1861
†Isorthis mediocra Rubel 1962
†Isorthis parvulus Rybnikova 1967
†Isorthis pygmaea Dunbar 1919
†Isorthis slitensis Walmsley 1965
G. †Levenea Schuchert and Cooper 1931
+
†Levenea canaliculata Lindström 1861
†Levenea fagerholmi Johnson 1970
†Levenea lenticularis Vanuxem 1842
†Levenea llandoveriana Williams 1951
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Invalid names: Levenea huadongensis Zeng and Hu 1997 [synonym], Levenea prima Walmsley and Boucot 1975 [synonym]
†Levenea media Shaler 1865
†Levenea mera Li and Copper 2006
†Levenea navicula Johnson 1970
†Levenea qianbeiensis Rong et al. 1974
†Levenea rica Li and Copper 2006
†Levenea subcarinata Hall 1857
Invalid names: Levenea subcarinata antelopensis Merriam 1973 [synonym]
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†Protocortezorthis windmillensis Johnson and Talent 1967
G. †Tyersella
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†Tyersella jubar Johnson et al. 1973
†Tyersella typica Philip 1962
Invalid names: Isorthidae Schuchert and Cooper 1931 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Environment: marineuc
Locomotion: stationaryf
Attached: yesf
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-04-13 10:00:28
Modified: 2009-06-11 16:49:19
Source: f = family, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013, Hendy et al. 2009

Age range: base of the Nabala to the top of the Eifelian or 450.50000 to 387.95000 Ma

Collections (853 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Caradoc458.2 - 449.5China (XinJiang) Isorthis sp. (20789)
Nabala450.5 - 449.9Lithuania Isorthis estona (195471 195472 207243 207244)
Nabala450.5 - 449.9Russian Federation (Kaliningrad Oblast) Dalmanella estona (235879)
Nabala450.5 - 449.9Belarus Isorthis estona (192887)
Vormsi449.9 - 449.5Estonia (Lääne) Isorthis estona (87307)
Vormsi449.9 - 449.5Estonia Dalmanella estona (173922 173954 174026) Isorthis estona (161164) Isorthis estona, Dalmanella estona (168967) Isorthis sp., Isorthis estona (168968)
Vormsi449.9 - 449.5Estonia (Lääne-Viru) Dalmanella estona (173975 173977)
Vormsi449.9 - 449.5Belarus Isorthis estona (192889)
Vormsi449.9 - 449.5Latvia Isorthis estona (207221)
Vormsi449.9 - 449.5Lithuania Dalmanella estona (173994) Isorthis estona (207220 207245)

Youngest occurrences
Time interval Ma Country or state PBDB collection number
Emsian410.62 - 393.47Germany (Hessen) Protocortezorthis trigeri (38349)
Emsian410.62 - 393.47Australia (New South Wales) Isorthis spedeni (39886)
Zlichovian410.62 - 393.47Czechia (Barrandia) Peleicostella prokopi, Tyersella snajdri, Isorthis biradiata (12112)
Late/Upper Emsian399.5 - 393.47Spain (Aragon) Tyersella sp. (40424)
Late/Upper Emsian399.5 - 393.47Russian Federation Isorthis snajdri (35715 35718)
Eifelian393.47 - 387.95USA (Maryland) Levenea sp. (613)
Eifelian393.47 - 387.95China (Nei Mongol) Levenea sp. (25834)
Eifelian393.47 - 387.95USA (New York) Isorthis proinqua, Levenia lenticularis (9552) Isorthis propinqua, Levenia lenticularis (9549 9613 9615 9617) Levenea indet. (77056) Levenea sp. (9557 9558 9559 9562 9563 9566 9567 9568 9569 9571 9572 9573 9575 9576 9577 9578 9580 77076 77077 77078 77079) Levenia lenticularis (9538 9539 9540 9541 9542 9543 9544 9545 9546 9548 9550 9551 9554 9614)
Eifelian393.47 - 387.95Germany Isorthis sp. (60132) Isorthis tetragona (60466)
Eifelian393.47 - 387.95Poland Costisorthis canalicula (231675 231676 231677 231678)