Symplectoscyphus naumovi Blanco, 1969

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 : 39

Symplectoscyphus naumovi Blanco, 1969

Sertularella sp.1 Naumov & Stepanjants 1962: 85 –86, fig. 8.

Symplectoscyphus naumovi Blanco 1969: 14 , figs 1–9; 1984: 28–29, pl. 24 fig. 54, pl. 25 figs 55–57; Blanco & Bellusci de Miralles 1970: 1 –9, figs 1, 2; Tang 1991: 3, 5; Vervoort 1993: 240; Peña Cantero et al. 2002: 1545 –1549, fig. 11; Peña Cantero & Ramil 2006: 956 –957, fig. 2F, 3F; Peña Cantero 2008: 461.

Sertularella naumovi – Naumov & Stepanjants 1972: 34, 48, figs 10, 11; Stepanjants 1979: 70, pl. 13, fig. 1.

Symplectoscyphus plectilis – Blanco 1984: 29 –31, pl. 26 figs 58–60, pl. 27 fig. 61.

Symplectoscyphus densestriatus Tang 1991: 1 –5, fig. 1A–D.

Not Symplectoscyphus naumovi – Blanco & Bellusci de Miralles 1972: 19, fig. 53 [= S. plectilis ( Hickson & Gravely, 1907) ].

Ecology. Eurybathic species, found from the tidal level ( Blanco 1984) to a depth of 1379 m ( Peña Cantero & Ramil 2006). On bottoms of detritus, mud, sand, stones, boulders, rocks and mixed bottoms ( Naumov and Stepanjants 1972; Tang 1991; Peña Cantero et al. 2002). Epibiotic on sponges ( Tang 1991; Peña Cantero et al. 2002), hydroids ( Naumov & Stepanjants 1972; Peña Cantero et al. 2002), tubes of polychaetes ( Naumov & Stepanjants 1972; Peña Cantero et al. 2002; Peña Cantero 2008), ascidians ( Naumov & Stepanjants 1972), bryozoans ( Peña Cantero & Ramil 2006; Peña Cantero 2008) and dead gorgonians ( Peña Cantero & Ramil 2006). Used as substratum by other species of hydroids ( Peña Cantero 2008). Gonothecae: January ( Peña Cantero et al. 2002; Peña Cantero & Ramil 2006; Peña Cantero 2008), February ( Tang 1991; Peña Cantero et al. 2002), and March (Blanco & Bellusci de Miralles 1970).

Distribution. Circum-Antarctic ( Peña Cantero & Ramil 2006). West Antarctica: Antarctic Peninsula area: Bahía Esperanza (63º24'S, 56º59'W) ( Blanco 1969), 65º54'S, 62º53'W (Blanco & Bellusci de Miralles 1970), Bahía de Punt Vidt, Bryde Island and Sanavirón Peninsula ( Blanco 1984) and at 64º24.5'S, 61º41.0'W ( Tang 1991); the South Shetland Islands ( Peña Cantero & Ramil 2006; Peña Cantero 2008) and the south and east coasts of the Weddell Sea ( Peña Cantero et al. 2002). East Antarctica: Adélie Land ( Naumov & Stepanjants 1972), Friendship Sea ( Naumov & Stepanjants 1962) and Davis Sea ( Stepanjants 1979).