Dumetocrinus antarcticus Bather 1908 ...

• Main Authors: Eléaume, Marc, Bohn, Jens-Michael, Roux, Michel, Améziane, Nadia
• Format: Text
• Language: unknown
• Published: Zenodo 2012
• Subjects: Biodiversity; Taxonomy; Animalia; Echinodermata; Crinoidea; Hyocrinida; Hyocrinidae; Dumetocrinus; Dumetocrinus antarcticus; Antarctic; Antarctic Peninsula; Antarc*; Antarctica; antarcticus
• Online Access: https://dx.doi.org/10.5281/zenodo.6180828; https://zenodo.org/doi/10.5281/zenodo.6180828

Dumetocrinus aff. antarcticus (Bather, 1908) Figure 3. Synonymy: Dumetocrinus antarcticus Gutt et al., 2011: 6, fig. 4D. Material examined. Holotype (spec. B) and two paratypes (spec. A, C), IRSNB 1897/1999-10131-589; paratype (spec. D) NHM 1937-4-29-1: Belgica Expedition, Faubert 11, sta. 589, W of Antarctic Peninsula, 70°23’S – 82°47’W, 480 m, 1898. R/V Polarstern cruise ANT XXIII/8, station PS69/710-5 Larsen area, E of Antarctic Peninsula, 65° 32.94’ S – 61° 38.59’ W, depth 242 m, 2007 (1 specimen with distalmost stalk missing). Description. Specimen almost complete except for the distalmost stalk (Fig. 3 A–B); length of preserved stalk 10.0 cm with proximalmost diameter 1.9 mm; height of aboral cup 6.3 mm with diameter at top of radial ring 6.9 mm; ratio of radial upper width to primibrachial width 2.0 to 2.2; arm length about 36 mm; maximum pinnule length 16 mm. Dorsal cup and tegmen smooth and brachials without lateral wings. Relatively gracile arms with up to 20 well-differentiated pinnules on each ... : Published as part of Eléaume, Marc, Bohn, Jens-Michael, Roux, Michel & Améziane, Nadia, 2012, Stalked crinoids (Echinodermata) collected by the R / V Polarstern and Meteor in the south Atlantic and in Antarctica, pp. 1-22 in Zootaxa 3425 on pages 7-8, DOI: 10.5281/zenodo.209419 ...