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Atopacanthus
Taxonomy
Atopacanthus was named by Hussakof and Bryant (1918) [Sepkoski's age data: D Eife D Fras-m Sepkoski's reference number: 455]. It is not extant.
It was assigned to Ischnacanthida by Sepkoski (2002).
It was assigned to Ischnacanthida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Atopacanthus Hussakof and Bryant |
| 2002 | Atopacanthus 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. †Atopacanthus Hussakof and Bryant 1918
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†Atopacanthus dentatus Hussakof and Bryant 1918
†Atopacanthus juvai Hairapetian and Burrow 2016
†Atopacanthus peculiaris Hussakof and Bryant 1918
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, subp = subphylum | |||||
| References: Aberhan et al. 2004, Whittington et al. 1997, Carroll 1988 | |||||
Age range: base of the Early/Lower Frasnian to the top of the Famennian or 382.31000 to 358.86000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Givetian - Early/Lower Frasnian | Germany (North Rhine-Westphalia) | A. sp. (226077 226078) | |
| Early/Lower Frasnian | Russian Federation | A. sp. (90343) | |
| Frasnian | USA (New York) | A. dentatus (238194 238195) A. dentatus, A. peculiaris (238193) | |
| Famennian | Iran | A. juvai (238196) |