New taeniogyrinid species of sea cucumber from the Weddell Sea (Echinodermata: Holothuroidea: Synaptida) Author O’Loughlin, P. Mark Author Mackenzie, Melanie Author Vandenspiegel, Didier Author Griffiths, Huw text Zootaxa 2015 3995 1 271 283 journal article 10.11646/zootaxa.3995.1.23 816f34d5-3d94-489e-a754-2eef221b73a4 1175-5326 238175 DE17D76A-5B4A-4810-9757-ADDAF86B2A84 Sigmodota Studer, 1876 Diagnosis ( O’Loughlin & VandenSpiegel 2010 ). Taeniogyrinid genus with 12 plates in calcareous ring, 12 tentacles, peltato-digitate, 4–7 pairs of digits per tentacle, terminal pair longest; rods in tentacles; chiridotid wheels and sigmoid hooks in body wall; teeth on the inner rim of wheels in continuous series; wheels grouped into papillae, hooks scattered in body wall; no miliary granules in longitudinal muscles; 3–10 polian vesicles; ciliated funnels present.