Published March 9, 2018
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Fig. 5 in New articulated asteroids (Echinodermata, Asteroidea) and ophiuroids (Echinodermata, Ophiuroidea) from the Late Jurassic (Volgian / Tithonian) of central Spitsbergen
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Fig. 5. Ophiogaleus sp. A–E. PMO 218.060, specimen preserving the ventral side of the disc area and the base of all five arms. The specimen has been split through a horizontal plane and is visible as part (A) and counterpart (B). Photographs in A and B by H.A. Nakrem. C. Drawing detail of the oral and interradial area. D. Detail view of proximal arm segments with articulated spines. E. Detail view of distal arm segment. F. PMO 218.053a, partly disarticulated arm portion composed of three median segments showing details of the ventral side of the arms. Abbreviations: abgp = abradial genital plate; adgp = adradial genital plate; as = arm spine; cs = arm in cross section; dp = dental plate; ds = disc spine; lap = lateral arm plate; op = oral plate; rs = radial shield; vap = ventral arm plate.
Notes
Published as part of Rousseau, Julie, Gale, Andrew Scott & Thuy, Ben, 2018, New articulated asteroids (Echinodermata, Asteroidea) and ophiuroids (Echinodermata, Ophiuroidea) from the Late Jurassic (Volgian / Tithonian) of central Spitsbergen, pp. 1-26 in European Journal of Taxonomy 411 on page 15, DOI: 10.5852/ejt.2018.411, http://zenodo.org/record/3805999
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