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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Arrythmocricus
Taxonomy
Arrythmocricus is a genus. It is not extant.
It was assigned to Archaeocyathida by Sepkoski (2002); and to Archaeocyathidae by Debrenne et al. (2015).
It was assigned to Archaeocyathida by Sepkoski (2002); and to Archaeocyathidae by Debrenne et al. (2015).
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Arrythmocricus Sepkoski |
| 2015 | Arrythmocricus Debrenne et al. p. 1056 |
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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. †Arrythmocricus
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| References: Bambach et al. 2007, Kiessling 2004 | |||||
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Botomian | Canada (British Columbia) | A. sp. (81083 81084 81085) | |
| Botomian | Canada (Northwest Territories) | A. mcdamensis (80957) | |
| Botomian | Mexico | A. macdamensis (62865 62866) | |
| Botomian - Toyonian | USA (Nevada) | A. mcdamensis (81004 81005) | |
| Dyeran | USA (Nevada) | A. sp. (7787) |