| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Trichasteropsiidae
Taxonomy
Trichasteropsiidae was named by Blake and Hagdorn (2003). It is not extant. It was considered monophyletic by Blake and Hagdorn (2003) and Gale (2011).
It was corrected as Trichasteropsidae by Gale (2011).
It was assigned to Trichasteropsiida by Blake et al. (2006); to Neoasteroidea by Gale (2011); and to Trichasteropsida by Blake and Hagdorn (2003) and Blake et al. (2017).
It was corrected as Trichasteropsidae by Gale (2011).
It was assigned to Trichasteropsiida by Blake et al. (2006); to Neoasteroidea by Gale (2011); and to Trichasteropsida by Blake and Hagdorn (2003) and Blake et al. (2017).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 2003 | Trichasteropsiidae Blake and Hagdorn p. 35 |
| 2006 | Trichasteropsiidae Blake et al. p. 286 |
| 2011 | Trichasteropsidae Gale p. 102 |
| 2017 | Trichasteropsiidae Blake et al. p. 325 |
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.
Fm. †Trichasteropsiidae Blake and Hagdorn 2003
show all | hide all
G. †Trichasteropsis Eck 1879
hide
†Trichasteropsis bielertorum Blake and Hagdorn 2003
†Trichasteropsis senfti Eck 1879
†Trichasteropsis weissmanni von Münster 1843
hide
Invalid names: Asterias cilicia Quenstedt 1852 [synonym], Asterias obtusa Goldfuss 1833 [synonym], Trichasteropsis hippeleini Rothe 1959 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. B. Blake and H. Hagdorn 2003 | Characters of the monofamilial order. | |
| A. S. Gale 2011 | Adambulacrals broad, short, broadening distally towards arm tip, bearing single transverse row of spine-bases. Single marginal row. Short adoral carina present. |