Symplectoscyphus plectilis ( Hickson & Gravely, 1907 )

ÁLVARO L. PEÑA CANTERO, 2017, Benthic hydroids (Cnidaria, Hydrozoa) from the Ross Sea (Antarctica) collected by the New Zealand Antarctic expedition BioRoss 2004 with RV Tangaroa, Zootaxa 4293 (1), pp. 1-65 : 45

Symplectoscyphus plectilis ( Hickson & Gravely, 1907)

Sertularella plectilis Hickson & Gravely, 1907: 20 , pl. 3, fig. 21; Ritchie, 1913: 10, 30, figs 8, 9, 11; Jäderholm, 1926: 5. Symplectoscyphus plectilis— Totton, 1930: 193 –194, fig. 41, pl. 2 figs 4, 5; Peña Cantero, 2010a: 40 (synonymy); 2012: 862; 2013: 134; 2014a: 1725, fig. 6g; Peña Cantero et al., 2013: 747–749, fig. 9e, f.

Material examined. Stn 132, a few stems up to 25 mm high on tube of benthic organism (NIWA 117583).

Ecology and distribution. Eurybathic species found at depths from 7 ( Vervoort 1972b) to 1958 m ( Peña Cantero 2012); present material at 162–172 m, epibiotic on tube of benthic organism.

Circum-Antarctic distribution ( Stepanjants 1979). Recently reported from the Bellingshausen Sea ( Peña Cantero 2012) and off Low Island (Peña Cantero 2013), in West Antarctica , and off Queen Mary Coast ( Peña Cantero 2014a), in East Antarctica . See Peña Cantero (2010a) for previous records. In the Ross Sea, already known from McMurdo ( Hickson & Gravely 1907; Ritchie 1913; Totton 1930), off Cape Royds ( Ritchie 1913), Discovery Inlet ( Jäderholm 1926) and Tethys Bay (Peña Cantero et al. 2013). Present material from Robertson Bay .