Fig. 17

Velatid adambulacrals from Andelot-Morval, France. a–e Hansaster trimbachensis (Gale 2011a). a, b, NHMUK EE 16,586. c, NHMUK EE 16,633. d, e NHMUK EE 16,634. f, g, j–l Propteraster amourensis gen. nov., sp. nov. f, g Actinal and abactinal views of holotype, NHMUK EE 16,588. j, k Actinal and abactinal views of paratype, NHMUK EE 16,637. l Actinal view of paratype, NHMUK EE 16,638. h, i, m Becuaster fusiliformis gen. nov., sp. nov. h, i, m Paratypes in actinal and views. NHMUK EE 16,635–6, 16,639. a–e Samples And 1–5, unit e, Couches de Passage, C. bukowskii Zone, lower Oxfordian (Fig. 20a). f–m Sample And 9, Marnes à C. renggeri, C. praecordatum Zone, lower Oxfordian, Andelot-Morval, Jura (see Fig. 20a). Scale bars equal 0.5 mm (a, b, f–k, m) and 0.2 mm (d, e, l)