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Tethyaster albertensis
Taxonomy
Tethyaster albertensis was named by Hall and Moore (1990). Its type specimen is Holotype TMP 90.11.1, Tyrrell Museum, Drumheller, Alberta and is a cast. Its type locality is southwest of Fish Lake, which is in a Turonian marginal marine sandstone in the Cardium Formation of Canada.
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Tethyaster albertensis Hall and Moore pp. 1048-1049 figs. figs 2.1-2.10 |
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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.
†Tethyaster albertensis Hall and Moore 1990
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. L. Hall and S. Moore 1990 | A small species of Tethyaster with rounded interbrachial angles and relatively large disc; arms straight, with broad bases, tapering to narrow tip. |
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004, Blake 1990 | |||||