Alcyonium paessleri May 1899
Description
Alcyonium paessleri May, 1899
(Fig. 2A)
Alcyonium paessleri May, 1899: 6; Molander 1929: 50 –51; Verseveldt 1967: 7 –10; Williams 1986: 61.
Diagnosis. See Verseveldt 1967: 7–10.
Material examined. ARGENTINA, South Georgia Islands, 53º35´S, 38º07´W, March 1995, 100– 200 m, Vessel “Dr. Holmberg”, collector Nahabedian, (CA DCM 1).
Description. Big colony, 29 cm in height. Stalk short and thick, 12 cm in diameter. Colony multilobate with secondary lobes. Polyps often form small hemispherical or rounded protuberances on the surface of the polyparium when retracted. Anthocodiae with crown and points of slender spinous spindles, some projections and tubercles are also present (0.12–0.29 mm). Coenenchyme with rods and spindles with spinous process (0.12– 0.24 mm)
Distribution (Fig. 1). Estuary of Rio de la Plata (38º06’S, 55º13’W; 440–480 m) (Castro 1990); Corrientes Cape (38º58’S, 55º17’W; 595–642 m), Ninfas Point (44º19’S, 59º52’W; 183–366 m), Tres Puntas Cape (47º09’S, 60º38’W; 424–428 m), Straits of Magellan (150 m) (Verseveldt 1967); Smyth Canal (Chile) (May 1899); Seymour Island (150 m) (Antarctic Peninsula) (Molander 1929); Franklin Island (76º10´S, 168º30´E, 79 m) (Ross Sea) (Hickson 1902); off Mt. Erebus (Ross Sea) (328 m), Ross Sea (42m – 407m) (Hickson 1907).
New record: South Georgia Islands.
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Family
- Alcyoniidae
- Genus
- Alcyonium
- Kingdom
- Animalia
- Order
- Alcyonacea
- Phylum
- Cnidaria
- Scientific name authorship
- May
- Species
- paessleri
- Taxon rank
- species
- Taxonomic concept label
- Alcyonium paessleri May, 1899 sec. Pérez & Zamponi, 2004
References
- May, W. (1899) Alcyonarien. Ergebnisse Hamburger Magalhaensische Sammelreise, 4, 1 - 22.
- Molander, A. R. (1929) Die Octactiniarien. Further Zoological Results of Sweden Antarctic Expedition, 2, 2, i - iv + 1 - 86, pls. 1 - 5.
- Verseveldt, J. (1967) The Octocorallia collected by R / V " Vema " in the Atlantic Ocean. American Museum Novitates, 2282, 1 - 19.
- Williams, G. (1986) A new species of the octocorallian genus Alcyonium (Anthozoa: Alcyonacea) from southern Africa, with a revised definition of the genus. Journal of Natural History, 20, 1, 53 - 63.
- Castro C. B. (1990) Revisao taxonomica dos Octocorallia (Cnidaria: Anthozoa) do litoral sulamericano: da foz do Rio Amazonas a foz do Rio da Prata. Doctoral Thesis, Universidade de Sao Paulo, Sao Paulo, 343 pp.
- Hickson, S. J. (1902) Alcyonium paessleri. Report on the collection of Natural made in the Antarctic regions during the Voyage of the Southern Cross; Anthozoa. 17: 293.
- Hickson, S. J. (1907) Coelenterata I. Alcyonaria. National Antarctic (Discovery) Expedition, Natural History, 3, 2 - 15.