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Ctenaspidae
Taxonomy
Ctenaspidae was named by Kiaer (1930).
It was assigned to Poraspidei by Kiaer (1932); and to Cyathaspidoidei by van der Laan (2019).
It was assigned to Poraspidei by Kiaer (1932); and to Cyathaspidoidei by van der Laan (2019).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1930 | Ctenaspidae Kiaer |
| 1932 | Ctenaspidae Kiaer p. 20 |
| 2019 | Ctenaspidae van der Laan p. 18 |
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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.
Fm. †Ctenaspidae Kiaer 1930
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G. †Arctictenaspis Elliott and Blieck 2010
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†Arctictenaspis borealis Thorsteinsson and Elliott 2022
†Arctictenaspis obruchevi Elliott and Blieck 2010
†Arctictenaspis ornata Elliott and Blieck 2010
†Arctictenaspis russelli Elliott and Blieck 2010
G. †Ctenaspis Kiaer 1930
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†Ctenaspis cancellata Kiaer 1930
†Ctenaspis dentata Kiaer 1930
†Ctenaspis kiaeri Zych 1931
†Ctenaspis obruchevi Dineley 1976
†Ctenaspis ornata Dineley 1976
†Ctenaspis russelli Dineley 1976
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Kiessling 2004, Carroll 1988 | |||||
Age range: base of the Lochkovian to the top of the Late/Upper Emsian or 419.62000 to 393.47000 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | Canada (Nunavut) | Ctenaspis obruchevi (238128) Ctenaspis russelli (90322 238035) | |
| Lochkovian | Ukraine | Ctenaspis kiaeri (239124) | |
| Lochkovian | Russian Federation | Ctenaspis sp., Ctenaspis sp. 1 (90330) | |
| Lochkovian | Norway | Ctenaspis dentata (237823 237826) Ctenaspis dentata, Ctenaspis cancellata (237822) Ctenaspis sp. (26929 237820 237821) | |
| Lochkovian | Canada (Nunavat) | Arctictenaspis russelli, Arctictenaspis obruchevi (204935) | |
| Lochkovian - Pragian | Canada (Nunavut) | Ctenaspis ornata, Arctictenaspis ornata (239104) | |
| Late/Upper Emsian | USA (Nevada) | Zaphoctenaspis meemannae (237780) |