The Echinoid Directory

Tholaster munieri (Seunes, 1889); Maastrichtian, Bidart, Pyrenees Atlantiques, France. BMUW 94993. Camera lucida drawings of plating of aboral surface (left) and oral surface (right); interambulacral areas stippled, areas of missing test hatched. From A. B. Smith, J. Gallemi. C. H. Jeffery, G. Ernst & P. D. Ward 1999. Late Cretaceous-early Tertiary echinoids from northern Spain: implications for the Cretaceous-Tertiary extinction event. Bulletin of the Natural History Museum, London (Geology Series) 55, 81-137.