Oswaldella laertesi Pena Cantero 2007 ...

• Main Authors: Molinero, A. González, Peña Cantero, A. L.
• Format: Text
• Language: unknown
• Published: Zenodo 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Cnidaria; Hydrozoa; Leptothecata; Kirchenpaueriidae; Oswaldella; Oswaldella laertesi; Adare; Antarctic; Cape Adare; Molinero; New Zealand; Pena; Ross Sea; Antarc*
• Online Access: https://dx.doi.org/10.5281/zenodo.6107467; https://zenodo.org/doi/10.5281/zenodo.6107467

Oswaldella laertesi Peña Cantero, 2007 (Figs 9, 16 I, 18A, 20A) Material examined. New Zealand Antarctic Expedition TAN0802: Stn 17, Tangaroa, 9 February 2008, 73°07'47''S, 174°19'23''E (Ross Sea, Cape Adare), 321 m (NIWA 35536); Stn 117, Tangaroa, 21 February 2008, 72°35'41.99''S, 175°20'53"E (Ross Sea, Cape Adare), 479– 475m (NIWA 37198). Description. Polysiphonic, unbranched stems, up to 100 mm high, irregularly divided into internodes. Three longitudinal rows of cauline apophyses (Fig. 9 F). Cauline apophyses with five to six nematophores: three to four axillary ones, provided with distinct, collar-shaped nematotheca, and two extra nematophores, each emerging through ‘mamelon’ (Fig. 9 B, F). Hydrocladia much branched (Fig. 9 A), with up to third-order hydrocladia. First hydrocladial internode bifurcated, with two similar prongs (Fig. 9 A). Mesial inferior nematophore emerging from strongly marked swelling at proximal third of internode (Fig. 9 C); with well-developed nematotheca (Fig. 9 C–E). Hydrotheca ... : Published as part of Molinero, A. González & Peña Cantero, A. L., 2015, SEM study of species of Oswaldella Stechow, 1919 (Cnidaria, Hydrozoa, Kirchenpaueriidae), with an annotated checklist of the species of the genus, pp. 401-441 in Zootaxa 4052 (4) on pages 412-416, DOI: 10.11646/zootaxa.4052.4.1, http://zenodo.org/record/245887 ...