ammonites
banner
Gateway to the Paleobiology Database
Gymnocidaris Agassiz 1838 (sea urchin)

Echinoidea - Euechinoidea - Hemicidaridae

PaleoDB taxon number: 32915

Full reference: J.L.R. Agassiz. 1838. Prodromus of a monograph of the Radiata and Echinodermata. Annals and Magazine of Natural History 1:30-449

Parent taxon: Hemicidaridae according to H. B. Fell and D. L. Pawson 1966

Sister taxa: Asterocidaris, Cidaropsis, Eurypneustes, Hemicidaris, Hemitiaris, Hessotiara, Plesiocidaris, Pseudocidaris, Sphaerotiaris

Subtaxa: Gymnocidaris cossmanni

View classification

Ecology: epifaunal grazer-deposit feeder