Fig 8. Ophiuroid skeletal characters identified as the potential synapomorphies.
<dl><dd>(A) Lateral arm plate of <i>Ophiomusium lymani</i> showing within-plate tentacle pore (to) (SMNH-130493). (B) Lateral arm plate of <i>Ophiocten sericeum</i> showing distalwards-pointing, between-plate tentacle opening (to) (MnhnL OPH022). (C) Lateral arm plate of <i>Ophiactis savignyi</i> showing knobs on the inner side (kn) (MnhnL OPH023). (D) Lateral arm plate of <i>Ophiarachna incrassata</i> (MnhnL OPH024). (E) Lateral arm plate of <i>Ophiochondrus stelliger</i>. (F) Lateral arm plate of <i>Ophiotreta valenciennesi</i> (MnhnL OPH026). (G) Lateral arm plate of <i>Ophiochiton fastigatus</i> (MnhnL OPH025). (H) Lateral arm plate of <i>Ophiopholis aculeata</i> (SMNH-111040). All lateral arm plates in internal view. Scale bars equal 0.25 mm.</dd></dl>
Thuy B, Stöhr S (2016)
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Thuy B, Stöhr S (2016) A New Morphological Phylogeny of the Ophiuroidea (Echinodermata) Accords with Molecular Evidence and Renders Microfossils Accessible for Cladistics. <i>PLoS ONE</i> 11(5): e0156140. <a rel="nofollow" class="external free" href="https://doi.org/10.1371/journal.pone.0156140">https://doi.org/10.1371/journal.pone.0156140</a>