Species Card of Copepod
Calanoida ( Order )
    Clausocalanoidea ( Superfamily )
        Aetideidae ( Family )
            Chiridiella ( Genus )
Chiridiella reductella  Markhaseva, 1996   (F)
Syn.: Chiridiella reducta Brodsky, 1950 (1967) (part. F, p.194, figs.F); Deevey, 1974 (p.442); Buchanan & Sekerak, 1982 (p.41, Table 2); Galbraith, 2009 (pers. comm.)
Ref.:
Markhaseva, 1996 (p.104, Descr.F, figs.F)
Species Chiridiella reductella - Plate 1 of morphological figuresissued from : E.L. Markhaseva in Trudy Zool. Inst. RAN, St. Petersburg, 1996, 268. [p.105, Fig.79].
Female. Gn: genital segment (ventral view).


Species Chiridiella reductella - Plate 2 of morphological figuresIssued from : K.A. Brodskii in Calanoida of the Far Eastern Seas and Polar Basin of the USSR. Opred. Fauna SSSR, 1950, 35 (Israel Program for Scientific Translations, Jerusalem, 1967) [p.195, Fig.110]. As Chiridiella reducta.
Female (from central part Arctic): Mp2, Mx2; S1, P1; S2, P2; S3, P3; S4, P4.


Species Chiridiella reductella - Plate 3 of morphological figuresChiridiella reductella female:
1 - Mx2 with 4 endites (1st endite absolutely reduced, 2nd without equipment, 3rd with 1 long seta).
2 - Exopodal segments 1 of P2-P3 without external spines. 2nd endite of Mx2 without seta.


Species Chiridiella reductella - Plate 4 of morphological figuresAs Chiridiella reducta female ;
1 - Penultimate lobe of Mx2 with 1 long and 1 short spine arranged as pincers.
2 - Mx2 with 3 modified lobes.
3 - Exopod segment 1 of P2 and P3 without outer edge spine.

Compl. Ref.:
Kosobokova & Hirche, 2000 (p.2029, tab.2); Kosobokova & al., 2011 (p.29, Table 2, fig.4 as C. reducta, Rem.: Arctic Basins); Smoot & Hopcroft, 2016 (p.1, fig.7, vertical distribution)
NZ: 2

Distribution map of Chiridiella reductella by geographical zones
Loc:
Arct. (all Polar Basins), Beaufort Sea, W Baffin Bay, Lomonosov Ridge, Vancouver Is.

Type locality: 82°28'N, 167°38'E
N: 7
Lg.:
(37) F: 3,1-2,4; {F: 2,40-3,10}
Rem.: meso-bathypelagic.
Last update : 26/07/2018
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Razouls C., Desreumaux N., Kouwenberg J. and de Bovée F., 2005-2021. - Biodiversity of Marine Planktonic Copepods (morphology, geographical distribution and biological data). Sorbonne University, CNRS. Available at http://copepodes.obs-banyuls.fr/en [Accessed February 28, 2021]

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