Leptarbacia Clark and Twitchell 1915 (sea urchin)

Echinoidea - Euechinoidea - Hemicidaridae

Full reference: W. B. Clark and M. W. Twitchell. 1915. The Mesozoic and Cenozoic Echinodermata of the United States. United States Geological Survey Bulletin 54:1-341

Parent taxon: Hemicidaridae according to W. B. Clark and M. W. Twitchell 1915

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

Subtaxa: Leptarbacia argutus

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Type: Leptarbacia argutus

Ecology: epifaunal grazer-deposit feeder


• Cretaceous of Mexico (1 collection), United States (2: Texas)

Total: 3 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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