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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Acanthospirifer
Taxonomy
Acanthospirifer is a genus. It is not extant.
It was assigned to Spiriferida by Sepkoski (2002); and to Howellellinae by Williams et al. (2006).
It was assigned to Spiriferida by Sepkoski (2002); and to Howellellinae by Williams et al. (2006).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Acanthospirifer Sepkoski |
| 2006 | Acanthospirifer Williams et al. p. 1826 |
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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. †Acanthospirifer
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Lochkovian or 419.62000 to 413.02000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | Canada (Nunavut) | A. macdonaldi (26519 26527) A. norfordi (26538 26542 26544 26545) A. sp. (26421 26423) | |
| Lochkovian | Canada (Northwest Territories) | A. macdonaldi (3748 3749 3750 3751) |