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Onchonotopsis
Taxonomy
Onchonotopsis was named by Rasetti (1946) [Sepkoski's age data: Cm uMid Cm Dres-l]. It is not extant.
It was assigned to Ptychopariida by Sepkoski (2002); and to Catillicephalidae by Jell and Adrain (2002).
It was assigned to Ptychopariida by Sepkoski (2002); and to Catillicephalidae by Jell and Adrain (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1946 | Onchonotopsis Rasetti |
| 2002 | Onchonotopsis Jell and Adrain p. 414 |
| 2002 | Onchonotopis 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. †Onchonotopsis Rasetti 1946
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Whittington et al. 1997, Aberhan et al. 2004 | |||||
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Cambrian | USA (Alaska) | O. occidentalis (64770) O. sp. (64769) | |
| Menevian | Greenland (Peary Land) | O. pergibba (49485) O. physala (49488) | |
| Marjumian | USA (Vermont) | Onchonotopis sp. (222) | |
| Marjumian | Greenland (Peary Land) | O. perbigga, O. physala (49433) O. pergibba (49434 49450 49453 49454) O. pergibba, O. physala (49449) O. physala (49483) | |
| Dresbachian | Canada (Yukon) | Onchonotopis kobluki (55211) | |
| Merioneth | USA (Vermont) | Onchonotopis sp. (217) |