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词条 Achistrum
释义

  1. References

{{Taxobox
| name = Achistrum
| regnum = Animalia
| phylum = Echinodermata
| classis = Holothuroidea
| ordo = Apodida
| familia = Achistridae
| genus = Achistrum
| genus_authority = 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

1. ^Triassic Holothurian Sclerites from Tatra Mountains Krystyna Zawidzka.
{{Taxonbar|from=Q4673798}}{{echinoderm-stub}}

3 : Triassic echinoderms|Fossils of Poland|Fossil taxa described in 1881

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