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The Echinoid Directory
Anaulocidaris buchi (Munster, 1843); BMNH E9359 (figured by Bather 1909, pl. 10, figs 253-255). St Cassian Formation, Carnian, Middle Triassic, St Cassian, Italy. Primary spine in plan, lateral and oral views.
Width (maximum) of spine 8 mm.