Amecystis is a Palaeozoic genus of rhombiferan echinoderm similar to Pleurocystites, lacking rhombs.[1]

Amecystis
Fossil of Amecystis laevis at the Smithsonian National Museum of Natural History
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Rhombifera
Order: Dichoporita
Family: Pleurocystitidae
Genus: Amecystis

References

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  1. ^ Broadhead, Thomas W.; Strimple, Harrell L. (1975). "Respiration in a Vagrant Ordovician Cystoid, Amecystis". Paleobiology. 1 (3): 312–319. Bibcode:1975Pbio....1..312B. doi:10.1017/S0094837300002554. JSTOR 2400371. S2CID 130198270.