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Triacrinus
Taxonomy
Triacrinus was named by Muenster (1839) [Sepkoski's age data: S Ludl D Fame Sepkoski's reference number: 998]. It is not extant.
It was assigned to Pisocrinidae by Ubaghs et al. (1978); and to Disparida by Sepkoski (2002).
It was assigned to Pisocrinidae by Ubaghs et al. (1978); and to Disparida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1839 | Triacrinus Muenster |
| 1978 | Triacrinus Ubaghs et al. p. T536 |
| 2002 | Triacrinus 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.
G. †Triacrinus Muenster 1839
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subc = subclass, c = class, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Early/Lower Emsian to the top of the Eifelian or 410.62000 to 387.95000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Emsian | Germany | T. elongatus, T. koenigswaldi, T. kutscheri (26904) | |
| Early/Lower Emsian | Germany (Gemuenden) | T. elongatus (26903) | |
| Emsian | Tajikistan | T. prantli (79093) | |
| Late/Upper Emsian | Czechia | T. prantli (14139) | |
| Eifelian | Czechia | T. prantli (14141) |