Halecium tangaroa CANTERO, 2017, sp. nov. ...

• Main Author: ÁLVARO L. PEÑA CANTERO
• Format: Text
• Language: unknown
• Published: Zenodo 2017
• Subjects: Biodiversity; Taxonomy; Animalia; Cnidaria; Hydrozoa; Leptothecata; Haleciidae; Halecium; Halecium tangaroa; Antarctic; Ross Sea; New Zealand; Antarc*; Antarctica
• Online Access: https://dx.doi.org/10.5281/zenodo.4386895; https://zenodo.org/doi/10.5281/zenodo.4386895

Halecium tangaroa sp. nov. (Figs 17–18) Material examined. Stn 124, a few stems up to 3 mm high on Staurotheca pachyclada (MNCN 2.03/653); Stn 130, a few tiny stems up to 7 mm high on S. densa, with gonothecae (NIWA 117601); Stn 139, a few stems up to 3 mm high on S. nonscripta, with female gonothecae (MNCN 2.03/654); Stn 140, a few stems up to 3 mm high on S. nonscripta, with male? gonothecae (NIWA 117602); Stn 178, two colonies with several stems up to 4 mm high on Staurotheca compressa, with female gonothecae (holotype, NIWA 115619; paratype, NIWA 115620). Description. Monosiphonic stems, up to 7 mm high. Stems usually with series of annulations basally (Figs 17 A–B, 18A–B), either starting with internode provided with distal hydrotheca (Fig. 17 A), usually with several of lower order (Fig. 17 B), or with regular internode provided with long hydrophore (Fig. 18 B); in the former situation, regular internodes originating from hydrophore of lower-order hydrothecae (Fig. 17 C). Stems unbranched or scarcely ... : Published as part of ÁLVARO L. PEÑA CANTERO, 2017, Benthic hydroids (Cnidaria, Hydrozoa) from the Ross Sea (Antarctica) collected by the New Zealand Antarctic expedition BioRoss 2004 with RV Tangaroa, pp. 1-65 in Zootaxa 4293 (1) on pages 52-53, DOI: 10.11646/zootaxa.4293.1.1, http://zenodo.org/record/828475 ...