Published November 13, 2020 | Version v1
Taxonomic treatment Open

Alcyonium antarcticum Wright & Studer 1889

  • 1. Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP). Paseo Victoria Ocampo 1, 7600, Mar del Plata, Argentina. Instituto de Investigaciones Marinas y Costeras (IIMyC), Consejo Nacional de Investigaciones Científicas y Técnicas, Mar del Plata, Argentina. & schejter @ inidep. edu. ar, https: // orcid. org / 0000 - 0001 - 5443 - 4048
  • 2. genzano @ mdp. edu. ar; https: // orcid. org / 0000 - 0002 - 9818 - 7648
  • 3. Centro Acadêmico de Vitória, Universidade Federal de Pernambuco, Rua Alto do Reservatório s / n, Bela Vista, CEP: 55608 - 680, Vitória de Santo Antão-PE, Brazil. & carlos. perez @ ufpe. br, https: // orcid. org / 0000 - 0002 - 0866 - 1183
  • 4. Estación Científica Coiba (Coiba-AIP), Clayton, Panamá, República de Panamá.
  • 5. Departamento de Biologia, Universidade Federal Rural de Pernambuco, Rua Dom Manuel de Medeiros, s / n, Dois Irmãos, CEP: 52171 - 900, Recife / PE, Brazil. & Department of Invertebrate Zoology, National Museum of Natural History, Smithsonian Institution, Washington, DC, USA ralfts @ gmail. com; https: // orcid. org / 0000 - 0002 - 3164 - 5333
  • 6. Centro Acadêmico de Vitória, Universidade Federal de Pernambuco, Rua Alto do Reservatório s / n, Bela Vista, CEP: 55608 - 680, Vitória de Santo Antão-PE, Brazil.

Description

Alcyonium antarcticum Wright & Studer, 1889

Material examined: BBB 2016: St. 23.

Distribution: As A. paessleri May, 1899 (Verseveldt & Ofwegen 1992): off Río de la Plata (38°06’S, 55°13’W; 440–480 m) (Castro 1990); Buenos Aires (38°58’S, 55°17’W; 595–642 m), Patagonia (44°19’S, 59°52’W; 183–366 m), (47°09’S, 60°38’W; 424–428 m), Strait of Magellan (150 m) (Verseveldt 1967); Chile (May 1899); South Georgia Islands (Pérez & Zamponi 2004); Seymour Island (150 m) (Antarctic Peninsula) (Molan- der 1929). As A. antarcticum: Hear Island (Australia) (135m), off South Georgia (54°21’S, 35°58’W, 144–164 m) and Cape Armitage, Ross Island, Antarctica (Wright & Studer 1889; Verseveldt & Ofwegen 1992); Franklin Island (76°10’S, 168°30’E, 79 m) (Ross Sea) (Hickson 1902); off Mt. Erebus (Ross Sea) (328 m), Ross Sea (42–407 m) (Hickson 1907); Burdwood bank (Molander 1929; present study). This is the first record at MPA Namuncurá I, Burdwood bank.

Remarks: Colonies of A. antarcticum examined are similar to A. sollasi in growth form, but differ in having capstans sparsely tuberculate and tentacle bases without clubs.

Notes

Published as part of Schejter, L., Genzano, G., Pérez, C. D., Acuña, F., Cordeiro, R. T. S., Silva, R. A., Garese, A. & Bremec, C. S., 2020, Checklist of Benthic Cnidaria in the SW Atlantic Ocean (54 ºS- 56 ºS), pp. 201-239 in Zootaxa 4878 (2) on page 219, DOI: 10.11646/zootaxa.4878.2.1, http://zenodo.org/record/4424884

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Additional details

References

  • Wright, E. P. & Studer, T. (1889) Report onthe Alcyonaria collected by H. M. S. Challenger during the years 1873 - 1876. Report on the Scientific Results of the voyage of H. M. S. Challenger, Zoology, 31, 1 - 314.
  • May, W. (1899) Alcyonarien. In: Hamburger Magalhaensische Sammelreise, Friederichsen, L. & Co., Hamburg, pp. 1 - 22.
  • Verseveldt, J. & Ofwegen, L. P. (1992) New and redescribed species of Alcyonium Linnaeus, 1758 (Anthozoa: Alcyonacea). Zoologische Verhandelingen Leiden, 66 (7), 155 - 181.
  • Castro, C. B. (1990) Revisao dos Octocorallia (Cnidaria, Anthozoa) do litoral Sul-Americano: da foz do Rio Amazonas a foz do Rio da Prata. PhD Thesis, Universidade de Sao Paulo, Sao Paulo, 343 pp.
  • Verseveldt, J. (1967) The Octocorallia collected by R / V " Vema " in the Atlantic Ocean. American Museum Novitates, 2282, 1 - 19.
  • Perez, C. D. & Zamponi, M. O. (2004) New records of octocorals (Cnidaria, Anthozoa) from Southwestern Atlantic Ocean. Zoogeographic considerations. Zootaxa, 630, 1 - 12. https: // doi. org / 10.11646 / zootaxa. 630.1.1
  • Hickson, S. J. (1902) Alcyonium paessleri. Report on the collections of Natural History made in the Antarctic regions during the voyage of the " Southern Cross ", London, 293 pp.
  • Hickson, S. J. (1907) Coelentera I. Alcyonaria. National Antarctic (Discovery) Expedition, Natural History, 3, 1 - 15.
  • Molander, A. R. (1929) Die Octactinarien. Further Zoological Results of the Swedish Antarctic Expedition 1901 - 1903, 2 (2), 1 - 86, figs. 1 - 27, pls. 1 - 5.