(Fig. 13 j–k)
Material examined. ANT XV/3: 48-77, one colony, c. 70 mm high; 48-168, one colony, c. 25 mm high, on dead octocoral; 48-194, one colony, c. 35 mm high, with gonothecae; 48-222, some stems, up to 7 mm high, on Sc. nana; ANT XXI /2: PS65/237, one colony, c. 20 mm high; PS65/265, one colony, c. 35 mm high, with female gonothecae; PS65/274, one colony, c. 80 mm high, on dead octocoral; PS65/278, one colony, c. 35 mm high.
Ecology and distribution. Previously collected at depths from 82 (Peña Cantero 2013, as Halecium delicatulum) to 240 m (Peña Cantero & Vervoort 2009, as Halecium delicatulum); present material from 119 to 360 m. Until now, valid records are restricted to West Antarctica (Peña Cantero 2014b); reported here for the Weddell Sea for the first time.