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Nymphaster arduennensis
Taxonomy
Goniaster arduennensis was named by Peron (1887). It is not extant. Its type specimen is Muséum National d'Histoire Naturelle, Paris, MHNH R 53997.
It was recombined as Nymphaster arduennensis by Breton (1992) and Jagt et al. (2021).
It was recombined as Nymphaster arduennensis by Breton (1992) and Jagt et al. (2021).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Goniaster arduennensis Peron pp. 355-258 figs. pl. 3, fig. 36-39 |
| 1992 | Nymphaster arduennensis Breton pp. 265-267 figs. fig. 112; pl. 30, fig. 4-5 |
| 2021 | Nymphaster arduennensis Jagt et al. p. 3 |
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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.
†Nymphaster arduennensis Peron 1887
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| G. Breton 1992 | Interbrachial arc rounded. Base of the arms narrow. Superomarginal plates short, wide, high. External face convex, domed. Inferomarginal short, widerthan the superomarginals in the interbrachial arc. External face convex but slightly domed. Ornament of fine, dense granule-pits. Granules polygonal. Pedicellariae-pits along the lateral margin of marginals, look like rounded pits with a tickened outer margin. |