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Squatinactiformes
Taxonomy
Squatinactida was named by Zangerl (1981). It is not extant.
It was corrected as Squatinactiformes by Ginter et al. (2010), Nelson et al. (2016), van der Laan (2019).
It was assigned to Elasmobranchii by Zangerl (1981); to Chondrichthyes by Sepkoski (2002); to Cladodontomorphi by Ginter et al. (2010); and to Ctenacanthimorpha by Nelson et al. (2016), van der Laan (2019).
It was corrected as Squatinactiformes by Ginter et al. (2010), Nelson et al. (2016), van der Laan (2019).
It was assigned to Elasmobranchii by Zangerl (1981); to Chondrichthyes by Sepkoski (2002); to Cladodontomorphi by Ginter et al. (2010); and to Ctenacanthimorpha by Nelson et al. (2016), van der Laan (2019).
Subtaxa
Entered
by J. Sepkoski on 2003-01-23; modified by P. Vazquez on 2013-10-27
Synonymy list
| Year | Name and author |
|---|---|
| 1981 | Squatinactida Zangerl p. 101 |
| 2002 | Squatinactida Sepkoski |
| 2010 | Squatinactiformes Ginter et al. p. 80 |
| 2016 | Squatinactiformes Nelson et al. p. 47 |
| 2019 | Squatinactiformes van der Laan p. 36 |
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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. †Squatinactiformes Zangerl 1981
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Fm. †Squatinactidae Cappetta et al. 1993
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Wagner 2023, Carroll 1988 | |||||
Age range: Arnsbergian or 326.90000 to 323.60000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Arnsbergian | USA (Montana) | Squatinactis caudispinatus (90681) |