Abietinella operculata ( Jäderholm, 1903 )

Soto, Joan J. & Peña, Álvaro L., 2019, Benthic hydroids (Cnidaria, Hydrozoa) from the Weddell Sea (Antarctica), Zootaxa 4570 (1), pp. 1-78 : 38

Abietinella operculata ( Jäderholm, 1903)

( Fig. 6 l–m)

Material examined. ANT XV/3: 48-197, one colony, c. 45 mm high; 48-220, one colony, c. 65 mm high; ANT XXI/ 2: PS65/174, one colony, c. 60 mm high, PS65/175, one colony, c. 130 mm high.

Ecology and distribution. Species reported at depths from 63 ( Peña Cantero & García Carrascosa 1993) to 1658 m (Peña Cantero in press); present material from 236 to 416 m. Species with Antarctic-Patagonian distribution ( Stepanjants 1979).

Figures

FIGURE 6. a–b Acryptolaria frigida: a stem; b hydrotheca; c–f Filellum antarcticum: c hydrotheca; d coppinia; e section of a coppinia showing gonothecae and eggs; f detail of gonothecal aperture. g Filellum cf. magnificum: hydrotheca. h Filellum cf. bouvetensis: hydrotheca. i–j Lafoea dumosa: i stem; j detail of the stem showing hydrothecal arrangement. k Lafoea gaussica: hydrotheca. l-m Abietinella operculata: l stems; m detail of the stem showing hydrothecal arrangement. n Hebella cf. plana: hydrotheca.