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Fig. 4 | Swiss Journal of Palaeontology

Fig. 4

From: Asteroidea (Echinodermata) from the Oxfordian (Late Jurassic) of Savigna, Départment du Jura, France

Fig. 4

Drawings of P. (P.) longispina ossicles; a, b, d, e are from the costicardia Subzone Red Nodule Bed, Oxford Clay, Weymouth Dorset, UK; c is from horizon 2b, stenocycloides Subzone, at Savigna. Bases of ambulacral ossicles to show adamb articulations and muscle sites, in oblique distal (a) and oblique proximal (b) views (BMNH EE 13933-4). Adambulacral ossicle, in actinal (c1) and abactinal (c2) views (BMNH EE 13935). Circumoral ossicle in abactinal (d1) and actinal (d2) views (BMNH EE 13936). Oral ossicle in interradial (e1) and radial (e2) views (BMNH EE 13937). Scale bar 5 mm

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