Symplectoscyphus subdichotomus Kirchenpauer, 1884

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 : 40-41

Symplectoscyphus subdichotomus Kirchenpauer, 1884

Sertularella subdichotoma Kirchenpauer 1884: 46 , pl. 16 fig. 1; Hartlaub 1905: 629, figs V3, W3; Jäderholm 1905: 25, pl. 9 fig. 8; 1926: 6; Stepanjants 1979: 77, pl. 17 fig. 7.

Symplectoscyphus subdichotomus – Blanco 1967a: 273, pl. 3 figs 6–8, 10–11, pl. 4 figs 1, 2; 1967b: 118, pl. 4 figs 5–10; 1984: 34, pl. 29 figs 64–66; Vervoort 1972a: 140, figs 44b–d, 45; Millard 1977: 37, figs 11d–f; Peña Cantero & García Carrascosa 1995: 81 –82, fig. 42D.

Sertularella divaricata var. sub-dichotoma Jäderholm 1917: 9.

Sertularella johnstoni – Naumov & Stepanjants 1962: 82, fig. 6. Sertularella filiformis – Naumov & Stepanjants 1972: 40, fig. 36.

Ecology. Eurybathic species, found at depths between 3 and 750 m ( Stepanjants 1979). On rocky, stony and sandy bottoms ( Stepanjants 1979; Peña Cantero & García Carrascosa 1995). Basibiont of other hydroids ( Vervoort 1972a; Stepanjants 1979). Gonothecae: February, March and June ( Vervoort 1972a), April ( Millard 1977), September to June ( Stepanjants 1979) and December ( Blanco 1984).

Distribution. Uncertain, because of the presence of a group of closely related species ( Vervoort 1972a). Sub-Antarctic waters: southern South-America ( Kirchenpauer 1884; Jäderholm 1905; 1926; Hartlaub 1905; Blanco 1967b; Vervoort 1972a; Stepanjants 1979), Falkland Islands ( Jäderholm 1905; Vervoort 1972a), Kerguélen and Crozet ( Millard 1977; Stepanjants 1979), between Possession and Cochons ( Millard 1977) and Lena Bank ( Stepanjants 1979). Antarctic waters: South Shetland Islands ( Stepanjants 1979; Peña Cantero & García Carrascosa 1995), South Orkney Islands ( Stepanjants 1979), Low Island ( Blanco 1984) and the Weddell Sea ( Blanco 1967a).