Fig. 4From: Urchins on the edge: an echinoid fauna with a mixed environmental signal from the Eocene of JamaicaClypeasteroids from the Guys Hill Formation of Jamaica. RGM 791 278, Fibularia jacksoni Hawkins. a Damaged apical surface. b Oral surface. Neolaganum sp. RGM 791 288, apical (c) and oral views (d). e RGM 791 292, oral surface showing details of plating. Specimens uncoated. Scale bars represent 10 mmBack to article page