Cryptoblastus
Extinct genus of marine invertebrates
From Wikipedia, the free encyclopedia
Cryptoblastus is a genus of extinct blastoids, a primitive group of echinoderms related to the modern sea lilies.[1] Fossils are found in sedimentary rocks laid down in the Early Carboniferous period some 360 to 320 million years ago. [2]
Phylum:Echinodermata
Class:†Blastoidea
Order:†Spiraculata
Genus:†Cryptoblastus
Etherridge, Jr. & Carpender, 1886
Etherridge, Jr. & Carpender, 1886
| Cryptoblastus Temporal range: | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | †Blastoidea |
| Order: | †Spiraculata |
| Genus: | †Cryptoblastus Etherridge, Jr. & Carpender, 1886 |
