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Ischnacanthiformes
Taxonomy
Ischnacanthiformes was named by Berg (1940). It is not extant.
It was assigned to Acanthodii by Nelson et al. (2016); to Acanthodii by Dineley and Metcalf (1999), Burrow (2011), Long (2011), van der Laan (2019); and to Acanthodii by Burrow and Elliott (2023).
It was assigned to Acanthodii by Nelson et al. (2016); to Acanthodii by Dineley and Metcalf (1999), Burrow (2011), Long (2011), van der Laan (2019); and to Acanthodii by Burrow and Elliott (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1940 | Ischnacanthiformes Berg |
| 1999 | Ischnacanthiformes Dineley and Metcalf p. 11 |
| 2011 | Ischnacanthiformes Burrow p. 1331 |
| 2011 | Ischnacanthiformes Long p. 242 |
| 2016 | Ischnacanthiformes Nelson et al. p. 100 |
| 2019 | Ischnacanthiformes van der Laan p. 33 |
| 2023 | Ischnacanthiformes Burrow and Elliott p. 3 |
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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.
Or. †Ischnacanthiformes Berg 1940
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Fm. †Acritolepidae Valiukevicius and Burrow 2005
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G. †Acritolepis Valiukevicius 2003
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†Acritolepis urvantsevi Valiukevicius 2003
†Acritolepis ushakovi Valiukevicius 2003
Fm. †Ischnacanthidae Woodward 1891
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G. †Acanthodopsis Hancock and Atthey 1868
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†Acanthodopsis acuta Wellburn 1902
†Acanthodopsis microdon Traquair 1894
†Acanthodopsis russelli Burrow 2004
†Acanthodopsis summiti Wellburn 1902
†Acanthodopsis wardi Hancock and Atthey 1868
G. †Apateacanthus Woodward 1891
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†Apateacanthus dentatus Hussakof and Bryant 1919
†Apateacanthus peculiaris Hussakof 1913
†Apateacanthus vetustus Clarke 1885
G. †Ictinocephalus Page 1859
G. †Ischnacanthus Powrie 1864
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†Ischnacanthus anglicus White 1961
†Ischnacanthus gracilis Egerton 1861
†Ischnacanthus kingi White 1961
†Ischnacanthus scheii Spjeldnaes 1967
†Ischnacanthus wickhami White 1961
G. †Podoliacanthus Voichyshyn and Szaniawski 2012
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†Podoliacanthus zychi Voichyshyn and Szaniawski 2012
Fm. †Poracanthodidae Vergoossen 1997
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Fm. †Tetanopsyridae Hanke and Wilson 1999
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G. †Tetanopsyrus Gagnier et al. 1999
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†Tetanopsyrus breviacanthias Hanke et al. 2001
†Tetanopsyrus lindoei Gagnier et al. 1999
Diagnosis
No diagnoses are available