Published October 17, 2017 | Version v1
Taxonomic treatment Open

Epimeria (Epimeriella) macronyx

  • 1. Royal Belgian Institute of Natural Sciences, Service Heritage, Rue Vautier 29, B- 1000 Brussels, Belgium. & Corresponding author: cdudekem @ naturalsciences. be
  • 2. Royal Belgian Institute of Natural Sciences, Operational direction Taxonomy and Phylogeny, Rue Vautier 29, B- 1000 Brussels, Belgium. & Email: mverheye @ naturalsciences. be

Description

Epimeria (Epimeriella) macronyx (Walker, 1906)

Fig 131

Epimeriella macronyx Walker, 1906: 17.

Epimeriella macronyx – Walker 1907: 26, pl. 15. — K.H. Barnard 1930: 378; 1932: 178, pl. 1 fig. 3. — Andres 1985: 129, fig. 11H–I, 12A–D. — Andres & Lott 1986: 133, fig. 1 (E. mac.). — Andres in Sieg & Wägele 1990: 137–138, fig. 271. — Coleman 2007: 57, fig. 32a–b, map 15 (rhomb).

Material examined

RV Polarstern cruises:

SOUTHERN OCEAN: 1 spec., cruise PS81, ANT-XXIX/3, 182-1, south east of Snow Hill Island, 64°47.21ʹ S, 56°41.90ʹ W to 64°46.02ʹ S, 56°42.50ʹ W, 0–200 m, rectangular mid-water trawl, formalinfixed, 17 Feb. 2013, coll. C. d’Udekem d’Acoz and M. Verheye (RBINS, INV. 121486); 2 specs, cruise PS81, ANT-XXIX/3, stn 238-1, north of Livingstone Island, 62°22.65ʹ S, 61°17.63ʹ W to 62°20.89ʹ S, 61°19.82ʹ W, 0–200 m, rectangular midwater trawl, 8 Mar. 2013, coll. C. d’Udekem d’Acoz and M. Verheye (RBINS, INV. 122943) [extraction ANT 38 (largest specimen); Genbank nr, COI: KU870824, 28S: KU759597 and ANT 39 (smallest specimen); Genbank nr, COI: KU870825, 28S: KU759598].

RV Aurora Australis cruises:

SOUTHERN OCEAN: 1 spec., cruise CEAMARC, sample CEAMARC 1295, stn 51AEV215, Adélie Coast, 66°44ʹ52″ S, 145°26ʹ40″ E, 525–553 m, beam trawl, 30 Dec. 2007, coll. IPEV-AAD-MNHN (MNHN-IU-2016-6559); 1 spec., cruise CEAMARC, sample CEAMARC 1317, stn 51AEV215, Adélie

Coast, 66°44ʹ52″ S, 145°26ʹ40″ E, 525–553 m, beam trawl, 30 Dec. 2007, coll. IPEV-AAD-MNHN (MNHN-IU-2014-4276) [extraction M19); Genbank nr, COI: KU870885, 28S: KU759668].

Colour pattern

Body and appendages whitish to colourless, semi-translucent; dorsal part of body orange; eyes orange; oral field and tip of gnathopods blood red.

Body length

Up to 28 mm.

Distribution

South Orkney Islands; South Shetland Islands; Antarctic Peninsula; eastern shelf of the Weddell Sea; Davis Sea; Adélie Coast, Ross Sea; 0–1200 m (Coleman 2007; present data). As many records of E. macronyx come from pelagic nets (De Broyer et al. 2007; present data), and as the species is very slender with large eyes reminiscent to those of hyperiids, it is obviously a true pelagic species.

Notes

Published as part of d'Acoz, Cédric d'Udekem & Verheye, Marie L., 2017, Epimeria of the Southern Ocean with notes on their relatives (Crustacea, Amphipoda, Eusiroidea), pp. 1-553 in European Journal of Taxonomy 359 on pages 70-71, DOI: 10.5852/ejt.2017.359, http://zenodo.org/record/3855694

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Linked records

Additional details

Biodiversity

Family
Epimeriidae
Genus
Epimeria
Kingdom
Animalia
Order
Amphipoda
Phylum
Arthropoda
Scientific name authorship
Walker
Species
macronyx
Taxon rank
species
Taxonomic concept label
Epimeria (Epimeriella) macronyx (Walker, 1906) sec. d'Acoz & Verheye, 2017

References

  • Walker A. O. 1906. Preliminary descriptions of new species of Amphipoda from the ' Discovery' Antarctic Expedition, 1902 - 1904. Annals and Magazine of Natural History, Series 7 18: 13 - 18. http: // biodiversitylibrary. org / page / 19366255 [accessed 27 Sep. 2016].
  • Walker A. O. 1907. Crustacea. III. Amphipoda. National Antarctic Expedition 1901 - 1904. Natural History 3. https: // doi. org / 10.5962 / bhl. title. 18281
  • Barnard K. H. 1930. Crustacea. Part XI. Amphipoda. British Antarctic (" Terra Nova ") Expedition, 1910. Natural History Report, Zoology 8 (4): 307 - 454. Available from http: // www. biodiversitylibrary. org / item / 195187 # page / 7 / mode / 1 up [accessed 12 Sep. 2017].
  • Barnard K. H. 1932. Amphipoda. Discovery Report 5: 1 - 326, pl. 1. Available from http: // biodiversitylibrary. org / page / 5607801 [accessed 27 Sep. 2016].
  • Andres H. G. 1985. Die Gammaridea (Crustacea: Amphipoda) der Deutschen Antarktis-Expeditionen 1975 / 76 und 1977 / 78. 4. Acanthonotozomatidae, Paramphithoidae und Stegocephalidae. Mitteilungen aus den Hamburgischen Zoologischen Museum und Institut 82: 119 - 153.
  • Andres H. G. & Lott N. 1986. Where to place Eclysis similis K. H. Barnard, 1932? Hints at its relationships and remarks on the systematic position of the Astyridae (Crustacea: Amphipoda). Mitteilungen aus den Hamburgischen Zoologischen Museum und Institut 83: 131 - 137.
  • Sieg J. & Wagele J. W. 1990. Fauna der Antarktis. Verlag Paul Parey, Berlin und Hamburg.
  • Coleman C. O. 2007. Synopsis of the Amphipoda of the Southern Ocean. Volume 2: Acanthonotozomellidae, Amathillopsidae, Dikwidae, Epimeriidae, Iphimediidae, Ochlesidae and Vicmusiidae. Bullelin de l'Institut Royal des Sciences Naturelles de Belgique, Biologie / Bulletin van het Koninklijk Belgisch Instituut voor Natuurwetenschappen, Biologie 77, supplement 2: 1 - 134.
  • De Broyer C., Lowry J. K., Jazdzewski K. & Robert H. 2007. Catalogue of the Gammaridean and Corophiidean Amphipoda (Crustacea) of the Southern Ocean with distribution and ecological data. Synopses of the Amphipoda of the Southern Ocean 1: 1 - 325. Institut Royal des Sciences Naturelles de Belgique, Brussels. Available from www. marinespecies. org / aphia. php? p = sourceget & id = 10098 [accessed 27 Sep. 2016].