Fiche d'espèce de Copépode
Calanoida ( Ordre )
    Clausocalanoidea ( Superfamille )
        Tharybidae ( Famille )
            Undinella ( Genre )
Undinella oblonga  Sars, 1900   (F,M)
Ref.:
Sars, 1900 (p.52, figs.F,M); Farran, 1908 b (p.50); Rose, 1933 a (p.142, figs.F,M); Jespersen, 1934 (p.85, fig.22); Lysholm & al., 1945 (p.29); Brodsky, 1950 (1967) (p.276, figs.F,M); Tanaka, 1960 a (p.130, figs.F); Vidal, 1971 a (p.14, 25, figs.F,M); Bradford & al., 1983 (p.127); Chihara & Omori, 1997 (p.921, Pl.184: F,M); Andronov, 2002 (p.72, figs.F,M); Markhaseva & al., 2008 (p.2433, 2438, fig.F, Rem.); Markhaseva & Renz, 2011 (p.67, fig.M)
Espèce Undinella oblonga - Planche 1 de figures morphologiquesissued from : O. Tanaka in Publ. Sero Mar. Biol. Lab., 1960, VIII (1). [p.130, Fig.102].
Female (from Suruga Bay, Japan): a, habitus (dorsal); b, forehead (lateral); c, last thoracic segment and urosome (lateral left side); d, rostrum (anterior aspect); e, P2; f, P5.

Nota: Head and 1st thoracic segment separate, 4th and 5th fused.
Lateral distal corner of the last thoracic segment produced triangularly with a rounded tip.
Rostrum with 2 aesthetasc-like filaments attached to the basal part which is hollowed at the apex.
Abdomen contained 2.4 times in the length of the cephalothorax.
The abdominal segments and furca in the proportional lengths 33 : 24 : 21 : 5 : 17 = 100.
Genital segment swollen laterally, about as long as wide.
Anal segment short.
Caudal rami 1.75 times as long as wide.
A1 24-segmented, extends to the distal margin of the genital segment.
In P2, the 1st and 2nd endopodal segments incompletely fused.
P5 3-segmented, 3rd segment with 4 spines of abiut equal lengths on the distal margin.


Espèce Undinella oblonga - Planche 2 de figures morphologiquesIssued 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.277, Fig.186].
Female (from central Arctic): habitus (lateral right side); Do, urosome (dorsal); Mp1, Mx2; S1, P1; S2, P2; S5, P5.


Espèce Undinella oblonga - Planche 3 de figures morphologiquesIssued 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.278, Fig.187].
Male (from Arctic): habitus (lateral left side); urosome (dorsal); R, rostrum; S5, P5.


Espèce Undinella oblonga - Planche 4 de figures morphologiquesissued from : V.N. Andronov in Arthropoda Selecta, 2002, 11 (1). [p.74, Figs.439-450].
Female (from NW Atlantic): 439-440, habitus (dorsal and lateral, respectively); 441, rostrum; 442, proximal portion of A1; 443, P5.

Male: 445-446, habitus (dorsal and lateral, respectively); 447, rostrum; 448, P5; 449, part of left endopod of P5.


Espèce Undinella oblonga - Planche 5 de figures morphologiquesissued from : E.L. Markhaseva & J. Renz in Zootaxa, 2011, 2889. [p.67, D]. Changed and schematized after Andronov (2002).
Male: D, P5 (Nota: right basis in grey).

Ref. compl.:
Mrazek, 1902 (p.522); Damas & Koefoed, 1907 (p.400, tab.II); Lysholm & Nordgaard, 1921 (p.19); Jespersen, 1939 (p.59, Rem.); M.W. Johnson, 1963 (p.89, Table 1, 2); Harding, 1966 (p.17, 66, 71); Dunbar & Harding, 1968 (p.319, 320); Shih & al., 1971 (p.208); Deevey & Brooks, 1977 (p.256, tab.2, Station "S"); Buchanan & Sekerak, 1982 (p.41, vertical distribution); Groendahl & Hernroth, 1986 (tab.1); Kosobokova, 1989 (p.26); Kosobokova & al., 1998 (tab.2); Kosobokova & Hirche, 2000 (p.2029, tab.2); Holmes, 2001 (p.55); Auel & Hagen, 2002 (p.1013, tab.2); Sameoto & al., 2002 (p.13); Gaard & al., 2008 (p.59, Table1, N Atlantic Mid-Ridge); Kosobokova & Hopcroft, 2010 (p.96, Table 1, fig.7); Kosobokova & al., 2011 (p.29, Table 2, Rem.: Arctic Basins); Matsuno & al., 2012 (Table 2)
NZ: 8

Carte de distribution de Undinella oblonga par zones géographiques
Loc:
off Mauritania (in Vives, 1982, p.292), off Bermuda: Station ‘’ S’’ (32°10’N, 64°30’W), Sargasso Sea, Azores, off W Ireland, off E Nova Scotia, off E Newfoundland, S Iceland, W Baffin Bay, Greenland (W & E), Spitzbergen, Arct. (Canadian abyssal plain, Laptev Sea, Lomonosov Ridge, Arct. (Fletcher's Ice Is., Nansen Basin, Amundsen Basin, Makarov Basin, Chukchi Sea, Canada Basin), Okhotsk Sea, Japan (Suruga Bay)
N: 28
Lg.:
(4) F: 2,56; (22) F: 3; M: 2,4-2,5; (134) F: ± 3; M: ± 2,5; (377) F: 2,75; (866) M: 2,4-2,5; (881) F: 2,48-3; M: 2,24-2,5; {F: 2,48-3,00; M: 2,24-2,50}
Rem.: meso-bathypélagique.
Cette espèce arctique peut être observée à de plus basses latitudes par transport par des courants de profondeur venant du nord.
Voir aussi les remarques en anglais
Dernière mise à jour : 02/02/2015

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Razouls C., Desreumaux N., Kouwenberg J. et de Bovée F., 2005-2020. - Biodiversité des Copépodes planctoniques marins (morphologie, répartition géographique et données biologiques). Sorbonne Université, CNRS. Disponible sur http://copepodes.obs-banyuls.fr [Accédé le 01 décembre 2020]

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