| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
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
Synonyms
|
Synonymy list
| Year | Name and author |
|---|---|
| 1839 | Triacrinus Muenster |
| 1856 | Trichocrinus Mueller |
| 1978 | Triacrinus Ubaghs et al. p. T536 |
| 2002 | Triacrinus Sepkoski |
| 2002 | Trichocrinus Sepkoski |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: subc = subclass, c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Aberhan 1992, Kiessling 2004 | |||||
Age range: base of the Ludlow to the top of the Late/Upper Emsian or 427.40000 to 391.90000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ludlow | Australia (Victoria) | Trichocrinus morleyi (39137 39139) | |
| Pridoli | Australia (Victoria) | Trichocrinus morleyi (39130) | |
| 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 | Czech Republic | T. prantli (14139) | |
| Eifelian | Czech Republic | T. prantli (14141) |