Fig. 15.5 a Coscinasterias tenuispina (Lamarck, 1816); b Marthasterias glacialis (Linnaeus,
1758);c Astropartus mediterraneus (Risso, 1826); d Ophiolepis paucispina (Say, 1825); e
Ophioderma longicaudum (Retzius, 1789); f Ophiocomina nigra (Abildgaard, 1789); g
Ophiopsila aranea Forbes, 1845; h Amphipholis squamata (delle Chiaje, 1829)
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