Biology:Achistrum
From HandWiki
Short description: Extinct genus of sea cucumbers
| Achistrum | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Holothuroidea |
| Order: | Apodida |
| Family: | †Achistridae |
| Genus: | †Achistrum Etheridge, 1881 |
Achistrum is an extinct genus of sea cucumber which existed in Poland during the Triassic period, and the United States during the Carboniferous period.[1] It contains the species Achistrum nicholsoni and Achistrum ludwigi.
References
- ↑ Triassic Holothurian Sclerites from Tatra Mountains Krystyna Zawidzka.
Wikidata ☰ Q4673798 entry
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