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Thomondia
Taxonomy
Thomondia was named by Harper (1942) [Sepkoski's age data: O Ashg]. It is not extant.
It was assigned to Isocolidae by Weir (1959); to Trilobita by Sepkoski (2002); and to Shumardiidae by Jell and Adrain (2002).
It was assigned to Isocolidae by Weir (1959); to Trilobita by Sepkoski (2002); and to Shumardiidae by Jell and Adrain (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1942 | Thomondia Harper |
| 1959 | Thomondia Weir p. 375 |
| 2002 | Thomondia Jell and Adrain p. 453 |
| 2002 | Thomondia Sepkoski |
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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
| Reference | Diagnosis | |
|---|---|---|
| J. A. Weir 1959 | Isocolidae with a single pair of pit-like lateral glabellar furrows confluent with occipital furrow; lateral border furrows conf1uent with preglabellar furrow; facial sutures situated on lateral border. |
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Whittington et al. 1997, Aberhan et al. 2004 | |||||