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Teichaster
Taxonomy
Teichaster was named by Spencer (1913) [Sepkoski's age data: K Camp T Mi]. It is not extant. Its type is Teichaster favosus.
It was assigned to Goniasteridae by Spencer (1913) and Spencer and Wright (1966); and to Valvatida by Sepkoski (2002).
It was assigned to Goniasteridae by Spencer (1913) and Spencer and Wright (1966); and to Valvatida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1913 | Teichaster Spencer |
| 1966 | Teichaster Spencer and Wright p. U63 |
| 2002 | Teichaster 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
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum | |||||
| References: Blake 1990, Aberhan et al. 2004, Aberhan 1992 | |||||
Age range: Danian or 66.00000 to 61.60000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Maastrichtian - Danian | Poland | T. sp. (64008) | |
| Danian | Netherlands (Limburg) | Crateraster anchylus (32170) | |
| Danian | Denmark | Crateraster anchylus (78711) |