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Acanthocircus
Taxonomy
Acanthocircus was named by Squinabol (1903) [Sepkoski's age data: Tr Carn K Maes Sepkoski's reference number: 707,763,938].
It was assigned to Parasaturnalidae by Hull (1997); to Saturnalinae by De Wever et al. (2001); and to Nassellaria by Sepkoski (2002).
It was assigned to Parasaturnalidae by Hull (1997); to Saturnalinae by De Wever et al. (2001); and to Nassellaria by Sepkoski (2002).
Species
A. breviaculeatus, A. calvus, A. carinatus, A. dumitricai, A. echinocircus, A. euganeus, A. hueyi, A. italicus, A. minimus, A. moctezumaensis, A. preclarus, A. rotundus, A. simplex, A. spelae, A. spinifer, A. suboblongus, A. trizonalis (syn. A. amissus), A. tympanum, A. variabilis, A. venetus, A. yaoi
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1903 | Acanthocircus Squinabol |
| 1944 | Spongosaturnalis Campbell and Clark |
| 1997 | Acanthocircus Hull |
| 2001 | Acanthocircus De Wever et al. p. 208 |
| 2002 | Acanthocircus Sepkoski |
| 2002 | Spongosaturnalis Sepkoski |
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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.
G. †Acanthocircus Squinabol 1903
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†Acanthocircus breviaculeatus Donofrio and Mostler 1978
†Acanthocircus calvus Dumitrica and Zügel 2008
†Acanthocircus carinatus Foreman 1973
†Acanthocircus dumitricai Kiessling 1999
†Acanthocircus echinocircus Dumitrica and Zügel 2008
†Acanthocircus euganeus Squinabol 1914
†Acanthocircus hueyi Pessagno 1976
†Acanthocircus italicus Squinabol 1914
†Acanthocircus minimus Squinabol 1914
†Acanthocircus moctezumaensis Yang 1993
†Acanthocircus preclarus Foreman 1975
†Acanthocircus rotundus Blome 1984
†Acanthocircus simplex Squinabol 1914
†Acanthocircus spelae Dumitrica and Zügel 2008
†Acanthocircus spinifer Campbell and Clark 1944
†Acanthocircus suboblongus Yao 1972
†Acanthocircus trizonalis Rüst 1898
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Invalid names: Acanthocircus amissus Squinabol 1914 [synonym]
†Acanthocircus tympanum O'Dogherty 1994
†Acanthocircus variabilis Squinabol 1914
†Acanthocircus venetus Squinabol 1914
†Acanthocircus yaoi Yang 1993
Invalid names: Spongosaturnalis Campbell and Clark 1944 [synonym]
Diagnosis
No diagnoses are available