Fiche d'espèce de Copépode
Calanoida ( Ordre )
    Clausocalanoidea ( Superfamille )
        Phaennidae ( Famille )
            Cornucalanus ( Genre )
Cornucalanus chelifer  (Thompson, 1903)   (F,M)
Syn.: Scolecithrix chelifer I.C. Thompson, 1903 a (p.21, Descr. juv.M, figs. juv.M); Farran, 1905 (p.36, figs.F); Pearson, 1906 (p.19);
Cornucalanus magnus Wolfenden, 1905 a (p.21); 1911 (p.281, figs.F,M); Hardy & Gunther, 1935 (1936) (p.163, Rem.);
Onchocalanus chelifer : van Breemen,1908 a (p.65);
? Cornucalanus chelifer : Sewell, 1929 (p.177, figs. Juv.M);
Ref.:
Farran, 1908 b (p.49, Rem.); With, 1915 (p.222, figs.F,M); Lysholm & Nordgaard, 1921 (p.19); Sars, 1925 (p.151, figs.F); Rose, 1929 (p.26); Wilson, 1932 a (p.74, figs.F,M); Rose, 1933 a (p.138, figs.F, Rem.M); Jespersen, 1934 (p.84, fig.21); 1940 (p.35); Lysholm & al., 1945 (p.25); Vervoort, 1957 (p.90, 91, 92, Rem.); Tanaka, 1960 a (p.121, figs. juv.M); Paiva, 1963 (p.44, fig.M); Vervoort, 1965 (p.33, Rem.); Owre & Foyo, 1967 (p.58, figs.F,M); Park, 1983 a (p.352, figs.F,M, Rem.); Tanaka & Omori, 1992 (p.257, figs.F); Bradford & al., 1983 (p.61, figs.F,M); Chihara & Murano, 1997 (p.853, Pl.139: F); Bradford-Grieve & al., 1999 (p.880, 929, figs.F,M); G. Harding, 2004 (p.41, figs.F,M); Boxshall & Halsey, 2004 (p.159, fig.F); Vives & Shmeleva, 2007 (p.683, figs.F,M, Rem.)
Espèce Cornucalanus chelifer - Planche 1 de figures morphologiquesissued from : J.M. Bradford, L. Haakonssen & J.B. Jillett in Mem. N.Z. Oceanogr. Inst., 1983, 90. [p.66, Fig.36].
Female: A, habitus (lateral right side); B, Mx2; C, Mxp;, D, P5.

Male: E, habitus (lateral right side); F, Mx2; G, P5.


Espèce Cornucalanus chelifer - Planche 2 de figures morphologiquesissued from : T. Park in Antarct. Res. Ser. Washington, 1983, 39 (5). [p.357, Fig.25].
Male: a, habitus (dorsal); b, idem (lateral left side); c, last thoracic segments and urosome (lateral left side); d, forehead (lateral); e, Rostrum; f, A2; g, Md; h, Mx1.


Espèce Cornucalanus chelifer - Planche 3 de figures morphologiquesissued from : T. Park in Antarct. Res. Ser. Washington, 1983, 39 (5). [p.358, Fig.26].
Male: a, Mx2; b, Mxp; c, basipod of P4 (anterior); d, proximal part of P5 (anterior); e, P5 (posterior).


Espèce Cornucalanus chelifer - Planche 4 de figures morphologiquesissued from : T. Park in Antarct. Res. Ser. Washington, 1983, 39 (5). [p.355, Fig.23].
Female: a, habitus (dorsal); b, idem (lateral left side); c, last thoracic segments and urosome (lateral left side); d, forehead (lateral); e, A2; f, Md; g, Mx1; h, Mx2.


Espèce Cornucalanus chelifer - Planche 5 de figures morphologiquesissued from : T. Park in Antarct. Res. Ser. Washington, 1983, 39 (5). [p.356, Fig.24].
Female: a, Mxp; b, distal part of Mxp; c, P1 (anterior); d, P2 (posterior); e, P3 (posterior); f, P4 (posterior); g, P5 (posterior).


Espèce Cornucalanus chelifer - Planche 6 de figures morphologiquesissued from : O. Tanaka & M. Omori in Publs Seto Mar. Biol. Lab., 1992,35 (4/5). [p.257, Fig.2, a-c].
Female (from Izu region, Japan): a, forehead (lateral); b, last thoracic segment and urosome (lateral left side); c, P5.

Nota: P5 with a single terminal spine and patches of hairs.


Espèce Cornucalanus chelifer - Planche 7 de figures morphologiquesIssued from : G.O. Sars in Résult. Camp. Scient. Prince Albert I, 69, pls.1-127 (1924). [Pl.WLII, figs.1-14].
Female: 1, habitus (dorsal); 2, idem (lateral left side); 2a, distal segments of A1; 3, forehead (lateral); 4, rostrum (frontal view); 5, A2; 6, Md; 7, Mx1; 8, Mx2; 9, Mxp; 10, P1; 11, P2; 12, P3; 13, P4; 14, P5.


Espèce Cornucalanus chelifer - Planche 8 de figures morphologiquesissued from : G.P. Farran in Ann. Rep. Fish. Brch., Ireland, 1902-1903, II, App. 2, 1905. [Plate VII, Figs.18-19]. As Scolecithrix chelifer
Female (from W Ireland): 18, head (ventral); 18, Mx2.


Espèce Cornucalanus chelifer - Planche 9 de figures morphologiquesissued from : R.N. Wolfenden in Die Marinen Copepoden der Deutschen Südpolar-Expedition 1901-1903, 1911. [p.282, Fig.45]. As Cornucalanus magnus.
Male: P5.


Espèce Cornucalanus chelifer - Planche 10 de figures morphologiquesissued from : R.N. Wolfenden in Die Marinen Copepoden der Deutschen Südpolar-Expedition 1901-1903, 1911. [Pl.XXXII, Figs.1-10]. As Cornucalanus magnus.
Female: 1, habitus (dorsal); 2, Mx2; 3, Mxp; 4, P1; 5, P2; 6, P4; 7, forehead (lateral); 8, P5; 9, posterior part cephalothorax and urosome (lateral).

Male: 10, forehead (lateral).


Espèce Cornucalanus chelifer - Planche 11 de figures morphologiquesissued from : G. Harding in Key to the adullt pelagic calanoid copepods found over the continental shelf of the Canadian Atlantic coast. Bedford Inst. Oceanogr., Dartmouth, Nova Scotia, 2004. [p.41].
Female & Male.

Female with a median frontal spine foreward (arrowed). Both Mx2 and Mxp have two stout claw-like setae (arrowed). P5 uniramous, small, 3-segmented.
Male: P5 uniramous, small, 4-segmented.


Espèce Cornucalanus chelifer - Planche 12 de figures morphologiquesissued from : C. With in The Danish Ingolf-Expedition, Copepoda I, 1915, III, 4. [Pl. VIII, Fig. 15, a-c].
Female (from 61°30'N, 17°08'W): a, head (lateral); b, terminal setae of left P4; c, left P5.


Espèce Cornucalanus chelifer - Planche 13 de figures morphologiquesissued from : C. With in The Danish Ingolf-Expedition, Copepoda I, 1915, III, 4. [Pl. VII, Fig. 4, e, d].
Female: e, labrum (oral view); d, serrula 6-dentata.


Espèce Cornucalanus chelifer - Planche 14 de figures morphologiquesissued from : C. With in The Danish Ingolf-Expedition, Copepoda I, 1915, III, 4. [Pl. VII, Fig. 4, a-c].
Female: a, corner of last thoracic segment and urosome (lateral); b, left P4 (posterior view); c, right P5.


Espèce Cornucalanus chelifer - Planche 15 de figures morphologiquesissued from : C. With in The Danish Ingolf-Expedition, Copepoda I, 1915, III, 4. [Pl. VIII, Fig. 15, d, e].
Male: d, forehead (lateral); e, P5 (anterior view).


Espèce Cornucalanus chelifer - Planche 16 de figures morphologiquesissued from : C. With in The Danish Ingolf-Expedition, Copepoda I, 1915, III, 4. [Pl. VII, Fig. 15, f, g].
Male: f, urosome (lateral); g, left P5 (3rd outer segment).


Espèce Cornucalanus chelifer - Planche 17 de figures morphologiquesissued from : H.B. Owre & M. Foyo in Fauna Caribaea, 1, Crustacea, 1: Copepoda. Copepods of the Florida Current. [p.58, Figs.365-369].
Female: 365, habitus (lateral); 366, rostrum.

Male: 367, P5.


Espèce Cornucalanus chelifer - Planche 18 de figures morphologiquesissued from : H.B. Owre & M. Foyo in Fauna Caribaea, 1, Crustacea, 1: Copepoda. Copepods of the Florida Current. [p.24, Fig.101].
Male: Mx2.


Espèce Cornucalanus chelifer - Planche 19 de figures morphologiquesissued from : H.B. Owre & M. Foyo in Fauna Caribaea, 1, Crustacea, 1: Copepoda. Copepods of the Florida Current. [p.58, Figs.370, 371].
Female: 371, P5.

Male: 370, Mx2.


Espèce Cornucalanus chelifer - Planche 20 de figures morphologiquesissued from : H.B. Owre & M. Foyo in Fauna Caribaea, 1, Crustacea, 1: Copepoda. Copepods of the Florida Current. [p.25, Fig.110].
Female: Mxp.


Espèce Cornucalanus chelifer - Planche 21 de figures morphologiquesIssued from : O. Tanaka in Spec. Publs. Seto mar. biol. Lab., 1960, VIII (1). [p.121, Fig.98].
Immature Male Stage V (from Suruga Bay, Japan): a, forehead (lateral); b, lest thoracic segment and two first abdominal segments (lateral); c, Mx2; d, Mxp; e, P5.
Body size: 5.33 mm.

Nota: Sewell's immature specimen male taken from the Indian Ocean (measuring 5.4 mm) has no cephalic spine; the P5 legs is of about equal lengths. As a general rule, the immarure male has a general resemblance to the adult female. Sewell describes that the general form of the body closely resembles the figure of Cornucalanus magnus Wolfenden.

Ref. compl.:
Sewell, 1948 (p.384, 501, 521, 526, 527); C.B. Wilson, 1950 (p.192); Grice, 1963 a (p.495); Grice & Hulsemann, 1967 (p.16); 1968 (tab.2); Shih & al., 1971 (p.43); Björnberg, 1973 (p.331, 385); Roe, 1972 (p.277, tabl.1, tabl.2); Deevey & Brooks, 1977 (p.256, tab.2, Station "S"); Vives, 1982 (p.291); Tremblay & Anderson, 1984 (p.5); Roe, 1984 (p.357); Razouls & al., 2000 (p.343, tab. 5, Appendix); Holmes, 2001 (p.55); Gaard & al., 2008 (p.59, Table 1, N Mid-Atlantic Ridge); Galbraith, 2009 (pers. comm.); Park & Ferrari, 2009 (p.143, Table 4, 7: common deep water species, Appendix 1, biogeography)
NZ: 16

Carte de distribution de Cornucalanus chelifer par zones géographiques
Loc:
Antarct. (Peninsula, SW Atlant., Indian, SE Pacif.), South Georgia, sub-Antarct. (Indian, SW & SE Pacif.), South Africa, off E Tristan da Cunha, G. of Guinea (off Ghana), Cape Verde Is., off Mauritania, Canary Is., off E Madeira, off W Cape Finisterre, W Bay of Biscay, Azores, Florida, off Bermuda: Station "S" (32°10'N, 64°30'W), Sargasso Sea, Woods Hole, Nova Scotia, S Strait of Davis, Iceland, SW Faroe Is., W Ireland, Denmark Strait, Indian (off S Laccadive Is.), Indonesia-Malaysia, Philippines, Japan (Izu region), Kuril-Kamchatka, British Columbia (rare), New Zealand, off Juan Fernandez Is., Chile (N & S)
N: 37
Lg.:
(1) F: 8,4; (7) F: 8,7; M: 6,17; (9) F: 7,6; M: 6,3; (10) F: 8-7,8; (15) F: 8,25-7,41; M: 6,66-6,41; (16) M: 5,5; (25) M: 4,85; (45) F: 9-8; M: 7-6,5; (73) M: 5,84-5,82; (199) F: 7,2-6,23; (866) F: 6-8,3; M: 6-6,7; (867) F: 7,2-7,6; {F: 6,00-9,00; M: 4,85-7,00};
For G. Harding (2004, p.41) the total body length is about 8.4 mm (Female) and about 8 mm (Male).
Rem.: méso-bathypélagique.
Sampling depth (Antarct., sub-Antarct.) : 0-2000 m.
Espèce présentant une certaine variabilité.
Voir aussi les remarques en anglais
Dernière mise à jour : 10/05/2016

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Razouls C., Desreumaux N., Kouwenberg J. et de Bovée F., 2005-2024. - Biodiversité des Copépodes planctoniques marins (morphologie, répartition géographique et données biologiques). Sorbonne Université, CNRS. Disponible sur http://copepodes.obs-banyuls.fr [Accédé le 06 octobre 2024]

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