Nematoscelis difficilis[1][2][3][4][5][6][7][8][9][10][11][12][13] är en kräftdjursart som beskrevs av Hansen 1911. Nematoscelis difficilis ingår i släktet Nematoscelis och familjen lysräkor.[14][15] Inga underarter finns listade i Catalogue of Life.[14]

Nematoscelis difficilis
Systematik
DomänEukaryoter
Eukaryota
RikeDjur
Animalia
StamLeddjur
Arthropoda
UnderstamKräftdjur
Crustacea
KlassStorkräftor
Malacostraca
OrdningLysräkor, krill
Euphausiacea
FamiljLysräkor
Euphausiidae
SläkteNematoscelis
ArtNematoscelis difficilis
Vetenskapligt namn
§ Nematoscelis difficilis
AuktorHansen, 1911
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  1. ^ Boden, B. P., M. W. Johnson and E. Brinton, 1955. The Euphausiacea (Crustacea) of the North Pacific. Bulletin of the Scripps Institution of Oceanography, University of California 6: 287-400.[/p],
  2. ^ Brinton, E.,1962. The distribution of Pacific euphausiids. Bulletin of the Scripps Institution of Oceanography, University of California 8: 51-270.[/p],
  3. ^ Baker, A. de C., B. P. Boden and E. Brinton, 1990. A practical guide to the euphausiids of the world. British Museum (Natural History), London. 96 pp.[/p],
  4. ^ Hansen, H. J., 1911. The genera and species of the order Euphausiacea, with account of remarkable variation. Bulletin de l'Institut Ocanographique de Monaco 210: 1-54.[/p],
  5. ^ Mauchline, J. and L. R. Fisher, 1969. The biology of euphausiids. Advances in Marine Biology 7: 1-454.[/p],
  6. ^ Mauchline, J., 1980. The biology of mysids and euphausiids. Advances in Marine Biology 18: 1-681.[/p],
  7. ^ Kathman, R. D., W. C. Austin, J. C. Saltman and J. D. Fulton, 1986. Identification manual to the Mysidacea and Euphausiacea of the Northeast Pacific. Canadian Special Publication of Fisheries and Aquatic Sciences 93: 247-411.[/p],
  8. ^ Brinton, E. and J. G. Wyllie, 1976. Distributional atlas of euphausiid growth stages off southern California, 1953 through 1956. California Cooperative Oceanic Fisheries Investigations, Atlas 24: 1-289.[/p],
  9. ^ Brinton, E., 1967. Vertical migration and avoidance capability of euphausiids in the California Current. Limnology and Oceanography 12: 451-483.[/p],
  10. ^ Costanzo, G. and L. Guglielmo, 1980. Diagnostic value of the thelycum in euphausiids. II. Oceanic species, Genus [i]Nematoscelis[/i] . Marine Biology 56: 311-317.[/p],
  11. ^ Gopalakrishnan, K., 1974. Zoogeography of the genus [i]Nematoscelis[/i] (Crustacea, Euphausiacea). Fishery Bulletin of the National Oceanic and Atmospheric Administration. Washington, D.C. 72: 1039-1074.[/p],
  12. ^ Gopalakrishnan, K., 1975. Biology and taxonomy of the genus [i]Nematoscelis[/i] (Crustacea, Euphausiacea). Fishery Bulletin of the National Oceanic and Atmospheric Administration. Washington, D.C. 73: 797-814.[/p],
  13. ^ McLaughlin, P. A., 1965. A redescription of the euphausiid crustacean, [i]Nematoscelis difficilis[/i] Hansen, 1911. International Journal of Crustacean Research. Leiden 9: 41-44.[/p],
  14. ^ [a b] Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (red.) (11 maj 2011). ”Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist.”. Species 2000: Reading, UK. http://www.catalogueoflife.org/annual-checklist/2011/search/all/key/nematoscelis+difficilis/match/1. Läst 24 september 2012. 
  15. ^ ETI WBD: World Biodiversity Database (Euphausiacea). Brinton E., Ohman M.D., Townsend A.W., Knight M.D. & Bridgeman A.L. (eds of Euphausiacea), 2002-11-27

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