Mesocletodes
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Ordo: Harpacticoida
Familia: Argestidae
Name
Mesocletodes Sars, 1909a – Wikispecies link – Pensoft Profile
Type species
Mesocletodes irrasus (T. and A. Scott, 1894), (described as Cletodes irrasa)
Additional species
Mesocletodes contains 37 species (Boxshall and Halsey 2004[1]; Menzel and George 2009[2]; Wells 2007[3]), including the type species and the herein described new species: Mesocletodes abyssicola (T. and A. Scott, 1901), Mesocletodes angolaensis Menzel and George, 2009, Mesocletodes bathybia Por, 1964b, Mesocletodes bicornis Menzel and George, 2009, Mesocletodes brevifurca Lang, 1936, Mesocletodes dolichurus Smirnov, 1946, Mesocletodes dorsiprocessus Menzel and George, 2009, Mesocletodes katharinae Soyer, 1964, Mesocletodes meteorensis Menzel and George, 2009, Mesocletodes monensis, Mesocletodes opoteros Por, 1986b, Mesocletodes quadrispinosa Schriever, 1985, Mesocletodes robustus Por, 1965, Mesocletodes soyeri Bodin, 1968, Mesocletodes ameliae Soyer, 1975, Mesocletodes arenicola Noodt, 1952, Mesocletodes bodini Soyer, 1975, Mesocletodes carpinei Soyer, 1975, Mesocletodes commixtus Coull, 1973, Mesocletodes duosetosus Schriever, 1985, Mesocletodes farauni, Mesocletodes faroerensis Schriever, 1985, Mesocletodes fladensis Wells, 1965, Mesocletodes glaber, Mesocletodes guillei Soyer, 1964, Mesocletodes inermis Sars, 1921, Mesocletodes irrasus, Mesocletodes kunzi Schriever, 1985, Mesocletodes langi Smirnov, 1946, Mesocletodes makarovi Smirnov, 1946, Mesocletodes parabodini Schriever, 1983, Mesocletodes parirrasus Becker, Noodt & Schriever, 1979, Mesocletodes sarsi Becker, Noodt & Schriever, 1979, Mesocletodes thieli Schriever, 1985, Mesocletodes trisetosa Schriever, 1983, Mesocletodes variabilis Schriever, 1983, Mesocletodes elmari sp. n.
Generic diagnosis
(amended from Sars 1909a[4] and Soyer 1964[5]): Body of cylindric form, distal edge of body somites with many spinules close to hyaline frill, integument thin and flexible. Cphth not longer than first 2 free prosomites together, rostrum small. Telson as long as 2 last urosomites together, square from lateral and ventral view. FR longer than wide, seta VII in the proximal third. A1 6–8-segmented in females, second segment with strong protrusion bearing 1 strong bipinnate seta pointing backwards. A2 with basis or allobasis, without abexopodal seta, exp at most 1-segmented with at most 2 setae. Md palpus with at most 1-segmented exp and enp, blades of gnathobase forming broad grinding face. Mxl palp enp segment incorporated into basis or absent, exp segment present, incorporated into basis or absent. Mx proximal endite with 1 seta. Mxp prehensile, with strong claw distally. P1–P4 exps 3-segmented, of P1 small, of P2–P4 long and slender. P1 exp3 with 4 setal elements, spines with STEs. P1–P4 enps at most biarticulate. P5 exp longer than wide, endopodal lobe barely protruding. 1 egg sack with 2–40 eggs.
Taxon Treatment
- Menzel, L; 2011: First descriptions of copepodid stages, sexual dimorphism and intraspecific variability of Mesocletodes Sars, 1909 (Copepoda, Harpacticoida, Argestidae), including the description of a new species with broad abyssal distribution ZooKeys, 96: 39-69. doi
Other References
- ↑ Boxshall G, Halsey S (2004) An Introduction to Copepod Diversity. Andover: Ray Society. 2000.
- ↑ Menzel L, George K (2009) Description of four new species of Mesocletodes Sars, 1909 (Copepoda, Harpacticoida, Argestidae) and redescription of Mesocletodes robustus Por, 1965 from the South Atlantic, including remarks on the Mesocletodes abyssicola-group. Zootaxa 2096:214-256.
- ↑ Wells J (2007) An annotated checklist and keys to the species of Copepoda Harpacticoida (Crustacea). Zootaxa 1568:1-872.
- ↑ Sars G (1909a) Copepoda Harpacticoida. Parts XXVII & XXVIII. Cletodidae (concluded), Anchorabolidae, Cylindropsyllidae, Tachidiidae (part). An Account of the Crustacea of Norway, with short descriptions and figures of all the species 5:305-336.
- ↑ Soyer J (1964) Copépodes harpacticoïdes de I’étage bathyal de la région de Banyuls-sur-Mer. V. Cletodidae. T. Scott. Vie et Milieu 15:573-643.
