Benthic hydroids (Cnidaria, Hydrozoa) from the Ross Sea (Antarctica) collected by the New Zealand Antarctic expedition BioRoss 2004 with RV Tangaroa Author ÁLVARO L. PEÑA CANTERO text Zootaxa 2017 2017-07-14 4293 1 1 65 journal article 32747 10.11646/zootaxa.4293.1.1 dc2674e2-e260-4b6e-ad3a-731d610bccc5 1175-5326 828475 6FF96B5C-1F80-47ED-9962-19603DCBF550 Corymorpha microrhiza ( Hickson & Gravely, 1907 ) (*) Lampra microrhiza Hickson & Gravely, 1907 : 18 , pl. 2 fig. 14; Dayton et al ., 1970 : 254 . Monocaulus microrhiza Svoboda & Stepanjants, 2001 : 63 –64, figs 2c, d. Distribution. Circum-Antarctic ( Svoboda & Stepanjants 2001 ). In the Ross Sea, known from McMurdo Sound ( Hickson & Gravely 1907 ; Dayton et al . 1970 ).