Symplectoscyphus curvatus ( Jäderholm 1917 ), Jaderholm, 1917

Peña, Álvaro L., 2010, On a new Antarctic species of Symplectoscyphus Marktanner-Turneretscher, 1890 (Cnidaria, Hydrozoa, Sertulariidae), with an annotated checklist of the Antarctic species of the genus, Zootaxa 2494, pp. 29-44 : 36

Symplectoscyphus curvatus ( Jäderholm 1917)

Sertularella curvata Jäderholm 1917: 9 , pl. 1, figs 10, 11.

Sertularella curvatus – Stepanjants 1979: 72, pl. 17, fig. 3 (in part).

Symplectoscyphus curvatus – Stechow 1922: 148; 1923: 171; Totton 1930: 192, fig. 40a, b, pl. 2, figs 1–3; Blanco & Bellusci de Miralles 1972: 12, pl. 3, figs 20, 21; Blanco 1984: 24 –26, pl. 20, fig. 46, pl. 21, figs 47, 48, pl. 22, figs 49, 50; 1994: 201; Vervoort 1993: 239; Peña Cantero & García Carrascosa 1995: 71 –73, fig. 31a, d; Peña Cantero et al. 2002: 1523 –1525, fig. 1C, D; Peña Cantero 2006: 942–943, fig. 4G; 2008: 460; 2010: 769-770; Peña Cantero & Vervoort 2009: 87, fig. 2e.

? Symplectoscyphus curvatus – Briggs 1938: 31; Branch & Williams 1993: 13, fig.

Not Symplectoscyphus curvatus – Millard 1977: 26, figs 7a–c.

Not Sertularella curvatus – Naumov & Stepanjants 1972: 34, 45, fig. 7 (= Symplectoscyphus anae Peña Cantero et al., 2002 )

Ecology. Eurybathic species, collected at depths from 49 ( Peña Cantero 2008) to 799 m ( Peña Cantero et al. 2002). On rocky bottoms ( Stepanjants 1979). Epibiotic on bryozoans ( Stepanjants 1979), polychaete tubes ( Peña Cantero 2008; Peña Cantero & Vervoort 2009), gorgonians ( Peña Cantero & García Carrascosa 1995; Peña Cantero 2008; 2010) and hydroids ( Stepanjants 1979; Peña Cantero & García Carrascosa 1995; Peña Cantero et al. 2002; Peña Cantero 2006; 2008; 2010; Peña Cantero & Vervoort 2009). Basibiont for other species of hydroids ( Peña Cantero & Vervoort 2009). Gonothecae: January ( Stepanjants 1979), February ( Peña Cantero et al. 2002; Peña Cantero & Vervoort 2009; Peña Cantero 2010) and December ( Stepanjants 1979).

Distribution. Circum-Antarctic ( Stepanjants 1979). West Antactica: south of Snow Hill, Graham Land ( Jäderholm 1917), Low Island ( Blanco 1984; Peña Cantero & Vervoort 2009), Peter I Island (Blanco & Bellusci de Miralles 1972; Peña Cantero 2010), the South Orkney Islands and the South Shetland Islands ( Stepanjants 1979), King George Island ( Peña Cantero & García Carrascosa 1995) and Livingston Island (Peña Cantero 2006; 2008), in the South Shetland Islands, Antarctic Peninsula ( Peña Cantero 2008), east coast of the Weddell Sea ( Peña Cantero et al. 2002), Bransfield Island and Bransfield Strait ( Peña Cantero & Vervoort 2009). East Antarctica: off Cape Adare, in the Ross Sea ( Totton 1930). Doubtful record from off Marion and Prince Edward islands, in sub-Antarctic waters ( Branch & Williams 1993).