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Isorophusella
Taxonomy
Isorophusella was named by Bassler (1935) [Sepkoski's age data: O Cara-l O Ashg-m Sepkoski's reference number: 318]. It is not extant.
It was assigned to Agelacrinitidae by Regnéll (1966); to Isorophida by Sepkoski (2002); and to Isorophidae by Sumrall and Zamora (2011).
It was assigned to Agelacrinitidae by Regnéll (1966); to Isorophida by Sepkoski (2002); and to Isorophidae by Sumrall and Zamora (2011).
Species
Species lacking formal opinion data
Entered
by J. Sepkoski on 2003-01-23; modified by L. Villier on 2013-04-30
Synonymy list
| Year | Name and author |
|---|---|
| 1935 | Isorophusella Bassler |
| 1966 | Isorophusella Regnéll |
| 2002 | Isorophusella Sepkoski |
| 2011 | Isorophusella Sumrall and Zamora p. 443 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004 | |||||
Age range: base of the Chatfieldian to the top of the Ashgill or 453.80000 to 443.10000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Caradoc | Canada (Ontario) | I. sp. (336) | |
| Chatfieldian | Canada (Ontario) | I. inconditia (26270) | |
| Ashgill | Morocco | I. gutii (194017) |