Calclamnoidea
Calclamnoidea is an extinct genus of sea cucumber which existed in Poland during the Triassic period.[1]
| Calclamnoidea Temporal range: | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Holothuroidea |
| Order: | Dendrochirotida |
| Family: | †Calclamnidae |
| Genus: | †Calclamnoidea Frizzell & Exline, 1955 |
| Type species | |
| Calclamoidea collaris (Deflandre-Rigaud, 1952) | |
| Species | |
| |
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