Fig 4. <i>Ophiacantha kokusai</i> sp.nov., paratype NSMT E–7638 from Sagami Bay, internal structures of entire specimen uncovered using the grinding method.
<dl><dd>A,D, dorsalmost sections; B,E, middle sections; C,F, ventralmost sections. dp, dental plate; g, gonads; gp, genital plates; j, jaws; lap, lateral arm plates; op, oral papillae; rs, radial shields; s, spines; vt, vertebrae. Scale bars, 1 mm.</dd></dl>
Martynov, A., Ishida, Y., Irimura, S., Tajiri, R., O’Hara, T.D., Fujita, T. 2015. When Ontogeny Matters: A New Japanese Species of Brittle Star Illustrates the Importance of Considering both Adult and Juvenile Characters in Taxonomic Practice. PLoS ONE. 10(10): e0139463.
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