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Tilgidopsis haesitans
Taxonomy
Tilgidopsis haesitans was named by Cockerell (1921). Its type specimen is USNM 66931, an exoskeleton, and it is a compression fossil. Its type locality is White River (Scudder collection), which is in a Bridgerian lacustrine - large shale in the Green River Formation of Utah.
Synonymy list
| Year | Name and author |
|---|---|
| 1921 | Tilgidopsis haesitans Cockerell p. 36 |
| 2018 | Tilgidopsis haesitans Spasojevic et al. p. 57 fig. 12b |
| 2019 | Tilgidopsis haesitans Klopfstein and Spasojevic p. 19 fig. 8D |
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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.
†Tilgidopsis haesitans Cockerell 1921
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Bush and Bambach 2015, Kiessling 2004 | |||||
Age range: Bridgerian or 50.30000 to 46.20000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Bridgerian | USA (Utah) | Tilgidopsis haesitans (type locality: 116369) |