Benthic hydroids (Cnidaria, Hydrozoa) from the Weddell Sea (Antarctica) Author Soto, Joan J. Author Peña, Álvaro L. text Zootaxa 2019 2019-03-22 4570 1 1 78 journal article 27992 10.11646/zootaxa.4570.1.1 66601a1e-ba16-41b2-b182-0fd80e75ccba 1175-5326 2608527 EF369E98-EBD9-4647-B081-65AD1794A27C Antarctoscyphus grandis ( Blanco, 1977 ) ( Fig. 10 e–g) Material examined. ANT XV/3 : 48-31 , one colony, c. 50 mm high, with developing gonothecae; ANT XVII/3 : 111- 5 , one colony, c. 45 mm high; 111-9 , one colony, c. 60 mm high, with gonothecae; ANT XXI/2 : PS65/121 , one colony, c. 40 mm high, with gonothecae; PS65/248 , one colony, c. 35 mm high. Ecology and distribution. Previously reported at depths from 15 m ( Naumov & Stepanjants 1972, as Sertularella biformis ) to 1042 m (Peña Cantero et al. 2017); present material was collected between 62 and 287 m . Circum-Antarctic distribution (Peña Cantero et al. 1997).