Sigmodota magdarogera O'Loughlin, sp. nov. ...

• Main Authors: O'Loughlin, P. Mark, Mackenzie, Melanie, Vandenspiegel, Didier, Griffiths, Huw
• Format: Text
• Language: unknown
• Published: Zenodo 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Echinodermata; Holothuroidea; Apodida; Chiridotidae; Sigmodota; Sigmodota magdarogera; Weddell; Weddell Sea; Antarc*; Antarctica
• Online Access: https://dx.doi.org/10.5281/zenodo.6096652; https://zenodo.org/doi/10.5281/zenodo.6096652

Sigmodota magdarogera O’Loughlin sp. nov. Figures 1–4; key Material examined. Holotype. Antarctica, Weddell Sea, station ‘North-West Brunt Shelf’, AGT 64, 75.091– 75.09233 ºS, 32.21768– 32.21767ºW, agassiz trawl 610.62–611.83 m, BAS cruise JR275 RRS James Clark Ross, collected by M. Mackenzie et al., 24/02/2012, NHMUK 2014.32. Paratypes. Antarctica, Weddell Sea, station ‘West Brunt Shelf 2’, AGT 59, 75.2658– 75.26645 ºS, 31.14481– 31.15042 ºW, agassiz trawl 607.1–610.24 m, BAS cruise JR275 RRS James Clark Ross, collected by M. Mackenzie et al., 23/02/2012, NHMUK 2014.33–39 (7), NMV F218844 (1), NMV F218845 (1), NMV F218846 (1). Diagnosis. Sigmodotid species, vermiform, tapered posteriorly, up to 35 mm long (preserved); conspicuous dorsal and lateral wheel papillae, absent ventrally; 12 peltato-digitate tentacles, four pairs of digits, largest distally; radial plates of calcareous ring with low anterior projection, excavations for tentacular ampullae on outer side of plates, lacking perforation for nerve; ... : Published as part of O'Loughlin, P. Mark, Mackenzie, Melanie, Vandenspiegel, Didier & Griffiths, Huw, 2015, New taeniogyrinid species of sea cucumber from the Weddell Sea (Echinodermata: Holothuroidea: Synaptida), pp. 271-283 in Zootaxa 3995 (1) on pages 274-276, DOI: 10.11646/zootaxa.3995.1.23, http://zenodo.org/record/238175 ...