Fig. 5From: Gymnodiadema and the Jurassic roots of the Arbacioida (stirodont echinoids)Magnosia termieri Lambert, 1931; Bajocian, near Enjil, Morocco. NHM EE13928: a apical view, b oral view, c lateral view (ambulacral). d NHM EE13929 detail of peristomial region showing prominent basicoronal interambulacral tubercle between buccal notches. Scale barsa–c 5 mm, d 2 mmBack to article page