Fig. 16
From: Asteroidea (Echinodermata) from the Oxfordian (Late Jurassic) of Savigna, Départment du Jura, France
Terminaster cancriformis (Quenstedt). SEM images of external surfaces of ossicles, Oxfordian, transversarium Zone, Savigna 2a horizon. Terminal in actinal (a1) and abactinal (a2) views (BMNH EE 13636). b Inferomarginal (EE 13737), c radial (EE 13640), and f superomarginal ossicles (EE 13643). Oral in radial (d1) and interradial (d2) aspects (EE 13635). Pir in abactinal view (e). See Gale (in press) for detailed descriptions. a ×20, others ×25