Fig 3. <i>Ophiacantha kokusai</i> sp.nov., holotype NSMT E–3188, details, SEM. A–N, proximal segments.
<dl><dd>A, lateral arm plate; B, same, inside view; C, ventral arm plate; D, dorsal spine; E, arm spine articulations; F, spine, ventral view; G, hollow dorsal spine, transversally sectioned at basal part; H, hollow dorsal spine, mid transverse section; I, ventral spine; J, ventral spine mid-section showing small cavities; K, vertebra, dorsal view; L, same, ventral view; M, same, distal view; N, same, proximal view; O–T, middle segments. O–P, lateral arm plates showing no protuberances; Q, arm spine articulations; R, vertebra, dorsal view; S, same, distal view; T, ventral arm plate. vc, vertebral condyle on proximal vertebrae; red asterisk indicates the absence of vertebral condyle on more distal vertebrae. Scales bars, 0.05 (G, J, Q), 0.1 mm (C, E, F, H, I, M–O, P–T), 0.2 mm (A, B, K, L), 0.5 mm (D).</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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