Helicocystis
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Helicocystis Temporal range:
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Scientific classification ![]() | |
Kingdom: | Animalia |
Stem group: | Echinodermata |
Family: | †Helicocystitidae |
Genus: | †Helicocystis |
Species: | †H. moroccoensis
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Binomial name | |
†Helicocystis moroccoensis Smith & Zamora, 2013[1]
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Helicocystis is a stalked, spiralling pentaradial echinoderm known from the Cambrian Jbel Wawrmast Formation.
References
- ^ Smith, A. B.; Zamora, S. (2013). "Cambrian spiral-plated echinoderms from Gondwana reveal the earliest pentaradial body plan". Proceedings of the Royal Society B: Biological Sciences. 280 (1765): 20131197. doi:10.1098/rspb.2013.1197. PMC 3712455. PMID 23804624.
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