The Echinoid Directory

Lenticidaris utahensis Kier, 1968; holotype. Scythian, Lower Triassic, St George, Utah, USA. From Kier, P.M. 1968. The Triassic echinoids of North America. Journal of Paleontology 42, 1000-1006. Apical view.

Diameter of test 35 mm.