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Isorthis crassa
Taxonomy
Orthis crassa was named by Lindström (1861).
It was recombined as Isorthis crassa by Bassett and Cocks (1974), Rubel (2011).
It was recombined as Isorthis crassa by Bassett and Cocks (1974), Rubel (2011).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Isorthis crassa Bassett and Cocks |
| 2011 | Isorthis crassa Rubel |
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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.
†Isorthis crassa Lindström 1861
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Williams et al. 2000, Aberhan et al. 2004, Hendy et al. 2009 | |||||
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Adavere | Estonia (Saare) | Isorthis crassa (193680) | |
| Jaani | Estonia (Saare) | Isorthis crassa (193739) | |
| Jaani | Estonia | Isorthis crassa (193710) | |
| Wenlock | Lithuania | Isorthis crassa (207383 207384 207385 207386) | |
| Homerian | Sweden (Gotland) | Isorthis crassa (13528) | |
| Gorstian | Ukraine | Isorthis crassa (23375) | |
| Paadla | Latvia | Isorthis crassa (207252) | |
| Gorstian - Ludfordian | Sweden (Gotland) | Isorthis crassa (13531) |