Lepidocidaris Meek and Worthen 1873 (sea urchin)
Full reference: F. B. Meek and A. H. Worthen. 1873. Descriptions of invertebrates from the Carboniferous System. Illinois Geological Survey 5(2):321-619
Parent taxon: Archaeocidaridae according to H. B. Fell 1966
Sister taxa: Archaeocidaris, Eocidaris, Nortonechinus, Polytaxicidaris, Silurocidaris, Xenocidaris
Subtaxa: none
Ecology: epifaunal grazer-deposit feeder