Amphiura chiajei - <b>Figure 3.</b> Skeletal morphology of brittle stars shown on <i><a href="//commons.wikimedia.org/wiki/Category:Amphiura_chiajei" title="Category:Amphiura chiajei">Amphiura chiajei</a></i> Forbes, 1843. SEM images. <b>A</b>. dorsal disc and arms; <b>B</b>. arm dorsolaterally; <b>C</b>. isolated lateral arm plate with spine articulations; <b>D</b>, <b>E</b>. arm vertebrae dissected from the inside of the arm; <b>D</b>. distal face; <b>E</b>. proximal face; <b>F</b>. ventral aspect of disc and arms; <b>G</b>. detail of jaw; <b>H</b>. dental plate from tip of jaw; <b>I</b>, <b>J</b>. oral plates(half-jaws); <b>I</b>. abradial face; <b>J</b>. adradial face. <b>AS</b>, adoral shield; <b>ASS</b>, adoral shield spine (often described as oral tentacle scale); <b>CPP</b>, central primary plate, <b>DAP</b>, dorsal arm plate; <b>M</b>, madreporite, <b>OS</b>, oral shield, <b>RPP</b>, radial primary plate; <b>RS</b>, radial shield; <b>SA</b>, spine articulation; <b>TS</b>, tentacle scale; <b>VAP</b>, ventral arm plate. Scale bars in millimetres. © Stöhr S, O'Hara TD, Thuy B (2012) Global Diversity of Brittle Stars (Echinodermata: Ophiuroidea). PLoS ONE 7(3): e31940. https://doi.org/10.1371/journal.pone.0031940 - CC BY 3.0 - Wikimedia Commons