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L. salmonis, salmon louse
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Crustacea
Class: Maxillopoda
Subclass: Copepoda
Order: Siphonostomatoida
Family: Caligidae
Genus: Lepeophtheirus
Nordmann, 1832 [1][2]
Type species
Lepeophtheirus pectoralis
(O. F. Müller, 1776)[3]
Synonyms [1]
  • Chalimus Burmeister, 1834
  • Dentigryps C. B. Wilson, 1913
  • Homoiotes C. B. Wilson, 1905
  • Indocaligus Pillai, 1961
  • Lepeophteirus Nordmann, 1832
  • Pseudolepeophtheirus Markevich, 1940

Lepeophtheirus is a genus of sea lice. The best-known species is L. salmonis, the salmon louse. Other species include L. pectoralis, which uses flatfish as its host, particularly the European flounder,[4] and is also the type species of the genus Lepeophtheirus.[3]


Lepeophtheirus contains 122 species:[1]


  1. ^ a b c T. Chad Walter & Geoff Boxshall. T. C. Walter & G. Boxshall, eds. "Lepeophtheirus von Nordmann, 1832". World of Copepods database. World Register of Marine Species. Retrieved 26 August 2013. 
  2. ^ "Lepeophtheirus Nordmann, 1832". Integrated Taxonomic Information System. Retrieved 26 August 2013. 
  3. ^ a b WoRMS (2008). T. C. Walter & G. Boxshall, eds. "Lepeophtheirus pectoralis (Müller O.F., 1776)". World of Copepods database. World Register of Marine Species. Retrieved 1 October 2016. 
  4. ^ "October 14 - Lepeophtheirus pectoralis". Parasite of the day. 2010. Retrieved 26 August 2013.