Class
Holothuroidea Blainville, 1834
Selection of related publications
Reif, W.-E. 1968. Schwammreste aus dem oberen Ordovizium von Estland und Schweden.Neues Jahrbuch für Geologie und Paläontologie Monatshefte 12 , 733-744.
List of species
1. Mercedescaudina mostleri Schallreuter, 1975 | Porkuni Stage
Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Subphylum | Eleutherozoa |
| Class | Asteroidea |
| Echinoidea | |
| Edrioasteroidea | |
| Holothuroidea | |
| Subclass | Dendrochirotida |
| Class | Ophiocistoidea |
| Ophiuroidea |
See also