Achistrum
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.
| Achistrum | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Holothuroidea |
| Order: | Apodida |
| Family: | †Achistridae |
| Genus: | †Achistrum Etheridge, 1881 |
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.