| Blastozoa Temporal range: Cambrian–Permian PreꞒ Ꞓ O S D C P T J K Pg N | |
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| Blastoids, an example of a single group of blastozoans. | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Subphylum: | †Blastozoa |
| Classes | |
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Blastozoa is a subphylum of extinct echinoderms characterized by the presence of specialized respiratory structures and brachiole plates used for feeding. It ranged from the Cambrian to the Permian.
A significant species has been found at the Zaouïa Formation.
References
- Sprinkle, J. (1973). "Morphology and evolution of blastozoan echinoderms". Harvard Special Publication: Museum of Comparative Zoology.
- Makhlouf, Y.; Lefebvre, B.; Nardin, E.; Nedjari, A.; Paul, C.R.C. (2017), "The diploporite blastozoan Lepidocalix pulcher from the Middle Ordovician of northern Algeria: Taxonomic revision and palaeoecological implication", Acta Palaeontologica Polonica, 62: 299–310, doi:10.4202/app.00286.2016, retrieved 2020-05-29
External links
- Harvard: Subphylum Blastozoa Archived 2017-12-05 at the Wayback Machine
| Taxon identifiers | |
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| Blastozoa | |
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