†Leptarbacia Clark and Twitchell 1915 (sea urchin)
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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
Type: Leptarbacia argutus
Ecology: epifaunal grazer-deposit feeder
Distribution:
• Cretaceous of Mexico (1 collection), United States (2: Texas)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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