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Idiomesus levisensis
Taxonomy
Stigmametopus levisensis was named by Rasetti (1944). Its type specimen is Laval Univ. 1126a, a cephalon/head (cranidium), and it is a 3D body fossil.
It was recombined as Idiomesus levisensis by Taylor (1976), Ludvigsen and Westrop (1986), Ludvigsen et al. (1989), Westrop (1995), Adrain and Westrop (2004).
It was recombined as Idiomesus levisensis by Taylor (1976), Ludvigsen and Westrop (1986), Ludvigsen et al. (1989), Westrop (1995), Adrain and Westrop (2004).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1944 | Stigmametopus levisensis Rasetti p. 257 |
| 1976 | Idiomesus levisensis Taylor |
| 1986 | Idiomesus levisensis Ludvigsen and Westrop |
| 1989 | Idiomesus levisensis Ludvigsen et al. |
| 1995 | Idiomesus levisensis Westrop |
| 2004 | Idiomesus levisensis Adrain and Westrop p. 13 |
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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.
†Idiomesus levisensis Rasetti 1944
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class | |||||
| References: Hendy et al. 2009, Hendy 2009, Aberhan et al. 2004 | |||||
Age range: base of the Dolgellian to the top of the Sunwaptan or 490.20000 to 488.90000 Ma
Collections (30 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sunwaptan | USA (Oklahoma) | Idiomesus levisensis (240389 240390 240391 240399 240401 240412 240415 240417 240419 240443 240448 240451 240453 240454 240455 240458 240459 240462 240464 240465 240471) | |
| Sunwaptan | Canada (Newfoundland and Labrador) | Idiomesus levisensis (81270 81271) | |
| Sunwaptan | USA (Nevada) | Idiomesus levisensis (235995) | |
| Dolgellian | Canada (Quebec) | Idiomesus levisensis (8933) | |
| Trempealeauan | USA (Texas) | Idiomesus levisensis (216016 216017 216018) | |
| Trempealeauan | Canada (Quebec) | Stigmametopus levisensis (224140) | |
| Trempealeauan | Canada (Yukon) | Idiomesus levisensis (55307) |