Fiche d'espèce de Copépode
Calanoida ( Ordre )
    Clausocalanoidea ( Superfamille )
        Clausocalanidae ( Famille )
            Clausocalanus ( Genre )
Clausocalanus mastigophorus  (Claus, 1863)   (F,M)
Syn.: Calanus mastigophorus Claus, 1863 (p.173, figs.F,M); Thompson, 1888 d (p.139);
Clausocalanus arcuicornis major : Sewell, 1929 (p.92, figs.F); Brodsky, 1962 c (p.116, figs.F,M); ? Unterüberbacher, 1964 (p.19, Rem); Neto & Paiva, 1966 (p.22, Rem.);
C. arcuicornis : Farran, 1936 a (part., p.82, fig.2a); Brodsky, 1962 c (p.116, pl.19); Tanaka, 1960 (part., pl.10, figs.5, 6);
C. arcuicornis sp.1 : Fleminger, 1964 a, 1967 a (tab. I)
Ref.:
Frost & Fleminger, 1968 (p.29, figs.F,M, Rem.); Carli & Crisafi, 1969 (p.277, figs.F); Razouls, 1972 (p.94, Annexe: p.30, 33, figs.F, Rem.); Marques, 1974 (p.14, figs.F); Chen & Zhang, 1974 (p.103); Williams & Wallace, 1975 (p.177, fig.F); Dawson & Knatz, 1980 (p.7, 8, figs.F,M); Björnberg & al., 1981 (p.628, figs.F,M, Rem.); Alvarez-Marques, 1981 (p.157, figs.F, Rem.); Bradford-Grieve, 1994 (p.119, figs.F,M); Chihara & Murano, 1997 (p.776, Pl.90,93: F,M); Bradford-Grieve & al., 1999 (p.878, 916, figs.F,M); Bucklin & al., 2003 (p.335, tab.2, fig.1, Biomol); Avancini & al., 2006 (p.79, Pl. 48, figs.F,M, Rem.); Vives & Shmeleva, 2007 (p.620, figs.F,M, Rem.)
Espèce Clausocalanus mastigophorus - Planche 1 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull; Scripps Inst. Oceanogr. Univ. California, San Diego, 1968, 12. [Pl.9, p.118-119; Pl.10, p.120-121; Pl. 11, p.122-123].

Female: 1 a, habitus (right lateral view); 1 b, idem (dorsal view); 1 a-b taken from same specimen; 2 a, b, frontal region (right lateral); 2 c-e, rostrum (right lateral); 2 f, rostrum (anteroventral); 2 g, B2 of P2; 2 h, B2 of P3; 2 i, j, P5; 2 a-c taken from one specimen; 2 b,e from a second specimen; 2 d,f from different specimens; 2 g-h from a fifth; 2 i and j from sixth and seventh specimens, respectively. 3 a, urosome with spermatophore attached (right lateral); 3 b-d, Th.4-5 (posterior part) and genital segment (right lateral); 3 e, genital segment (ventral view); 3 a-e from different specimens.


Espèce Clausocalanus mastigophorus - Planche 2 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull; Scripps Inst. Oceanogr. Univ. California, 1968, 12. [Pl.12, p.124-125; Pl.13, p.126-127].

Male: 1 a, habitus (right lateral view); 1 b, idem (dorsal view); 1 c, frontal region (right lateral); 1 d, urosome (dorsal view, armature of caudal rami incomplete); 1 e, B2 of P2; 1 f, B2 of P3; taken from different specimens; 2 a, Th.4-5 (posterior part) with P5, and urosome (right lateral); 2 b, urosome 4 (posterior part), Ur.5, and caudal rami (dorsal view); 2 d, right P5; taken from fifferent specimens.
Nota: 2nd segment of P5 more than 4.4 times as long as wide. Urosomal segment 2 less than 1.35 times as long as 2nd segment of P5. Prosome more than 6.45 times as long as urosomal segment 2. Two distal segments of right P5 usually well developed.


Espèce Clausocalanus mastigophorus - Planche 3 de figures morphologiquesissued from : C. Razouls in Thèse Doc. ès Sciences, Univ. P & M. Curie, Paris , Tome annexe, 1972, Fig.30 (unpublished).
Female (from Banyuls): A, habitus (left lateral side); B, rostrum (lateral view); C, basipod 2 of P2; D, basipod 2 of P3; D, P5.


Espèce Clausocalanus mastigophorus - Planche 4 de figures morphologiquesissued from : C. Razouls in Thèse Doc. ès Sciences, Univ. P & M. Curie, Paris , Tome annexe, 1972, Fig.31 (unpublished).
Female (from Banyuls): A, B, C, rostrum from different specimens (lateral view); D, anal segment and furcal rami.


Espèce Clausocalanus mastigophorus - Planche 5 de figures morphologiquesissued from : R.B.S. Sewell in Mem. Indian Mus., 1929, X. [p.92, Fig.36]. As Clausocalanus arcuicornis forma major.
Female (from Nankauri Harbour): a, genital segment (ventral); b, P1; c, P2; d, P3; e, P4; f, P5.


Espèce Clausocalanus mastigophorus - Planche 6 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.30, Table 2a].
Clausocalanus mastigophorus females: Measurements and ratios *.


Espèce Clausocalanus mastigophorus - Planche 7 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.31, Table 2b].
Clausocalanus mastigophorus males: Measurements and ratios *.
r = sample range; m = sample mean; n = number of specimens measured; s = sample standard deviation.


Espèce Clausocalanus mastigophorus - Planche 8 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.111, P1.5].
Female: a, A1; b, A2; c, Mxp.
Total length of all setae on A2 and Mxp not shown.


Espèce Clausocalanus mastigophorus - Planche 9 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.103, P1.6].
Female: a, Md (mandibular palp); b, Md (cutting edge of mandibular gnathobase); c, Mx1; d, Mxp.
Total length of all setae on these appendages not shown.


Espèce Clausocalanus mastigophorus - Planche 10 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.115, P1.7].
Male: a, A1; b, fused segments 20-21 of A1; c, A2.
Total length of all setae on A2 not shown.


Espèce Clausocalanus mastigophorus - Planche 11 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.117, P1.8].
Male: a, Md (mandibular palp); b, Mx1; c, Mx2; d, Mxp.
Total length of all setae on mouthparts not shown.


Espèce Clausocalanus mastigophorus - Planche 12 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.27, Fig.10].
Urosomal segment 2:segment 2 of P5 length ratio (ordinate) plotted against urosomal segment 2 length tabscissa) for males of Clausocalanus mastigophorus and C. lividus.


Espèce Clausocalanus mastigophorus - Planche 13 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.18, Fig.1].
Female caudal ramus length-to-width ratio (ordinate) plotted against caudal ramus length (abscissa) for Clausocalanus mastigophorus and C. lividus.


Espèce Clausocalanus mastigophorus - Planche 14 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.121, Pl.10, c-e, f].
Female: c-e, rostrum (right lateral); f, rostrum (anteroventral).


Espèce Clausocalanus mastigophorus - Planche 15 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.127, Pl.13, a, c, d].
Male: a, posterior part of last thoracic segments and urosome (right lateral); c, P5 (right lateral); d, right P5 (anterior).;


Espèce Clausocalanus mastigophorus - Planche 16 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.125, Pl.12, e, f].
Male: e, basipodite 2 of P2; f, basipodite 2 of P3.


Espèce Clausocalanus mastigophorus - Planche 17 de figures morphologiquesissued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, 1968, 12. [p.123, Pl.11, e, d].
Female: d, posterior part of last thoracic segment and genital segment (right lateral); e, genital segment (ventral; see legend of structure of seminal receptacle in C. arcuicornis).


Espèce Clausocalanus mastigophorus - Planche 18 de figures morphologiquesissued from : C. Razouls in Th. Doc. Etat Fac. Sc. Paris VI, 1972, Annexe. [Fig.34].
Female (from Banyuls, G. of Lion): A, habitus (lateral); B, rostrum (lateral); C, basipod 2 of P2; D, basipod 2 of P3; E, P5.


Espèce Clausocalanus mastigophorus - Planche 19 de figures morphologiquesissued from : C. Razouls in Th. Doc. Etat Fac. Sc. Paris VI, 1972, Annexe. [Fig.34].
Female: A-C, various forms of rostum; D, anal segment and caudal rami (dorsal).


Espèce Clausocalanus mastigophorus - Planche 20 de figures morphologiquesissued from : C. Razouls in Th. Doc. Etat Fac. Sc. Paris VI, 1972, Annexe. [Table XXX] (unpublished).
Sizes and ratios in Female (from Banyuls, G. of Lion): Lt= Bodyl length; C= Cephalolome length; P= prosome length; U= urosome length; U1= 1st urosomal segment; U2= 2nd urosomal length; U3= 3rd urosomal segment; F= caudal ramus length; n= number of specimens; moyenne= mean; Cv= coefficient of variation (percentage).


Espèce Clausocalanus mastigophorus - Planche 21 de figures morphologiquesIssued from F. Alvarez-Marques in Rev. Fac. Cienc. Univ. Oviedo (Ser. Biologia), (1979-80), 20-21, 1981. [p.161, Pl. I, Figs.1-2].
Female (from Gijon, NW Spain): 1, urosome and spermatheca (lateral); 2, P5.

Ref. compl.:
Fleminger, 1967 a (tabl.1); Park, 1970 (p.475); Timonin, 1971 (p.281, trophic group); Binet & al., 1972 (p.768); Björnberg, 1973 (p.310, 385); S. Razouls, 1972 b (p.2-, respiration); 1974 (147, oxygen rate); Arashkevich, 1975 (p.351, fig.3, digestion time); Timonin, 1976 (p.79, vertical distribution); Peterson & Miller, 1976 (p.14, Table 1, 3, abundance vs interannual variations); Timonin & Voronina, 1977 (p.289, fig.6); Carter, 1977 (1978) (p.35); Peterson & Miller, 1977 (p.717, Table 1, seasonal occurrence); Kovalev & Schmeleva, 1982 (p.83); Scotto di Carlo & Ianora, 1983 (p.150); Scotto di Carlo & al., 1984 (p.1042); Regner, 1985 (p.11, Rem.: p.27); Moraitou-Apostolopoulou, 1985 (p.303, occurrence/abundance in E Mediterranean Sea, Rem.: p.310); Greze & al., 1985 (p.7); Madhupratap & Haridas, 1986 (p.105, tab.1); Brinton & al., 1986 (p.228, Table 1); Jimenez-Perez & Lara-Lara, 1988; Pancucci-Papadopoulou & al., 1990 (p.199); Scotto di Carlo & al., 1991 (p.270); Shih & Young, 1995 (p.72); Hure & Krsinic, 1998 (p.100); Suarez-Morales & Gasca, 1998 a (p109); Mauchline, 1998 (tab.23); Lavaniegos & Gonzalez-Navarro, 1999 (p.239, Appx.1); Moraitou-Apostolopoulou & al., 2000 (tab.I); Fragopoulu & al., 2001 (p.49, tab.1); Lo & al., 2001 (1139, tab.I); Hwang & al., 2003 (p.193, tab.2); Vukanic, 2003 (139, tab.1); Hsiao & al., 2004 (p.325, tab.1); Hsieh & al. 2004 (p.397, tab. 1); Lo & al.*, 2004 (p.218, tab.1, fig.6); Lo & al., 2004 (p.468, tab.2); Lo & al., 2004 (p.89, tab.1); Lan & al., 2004 (p.332, tab.1); Peralba & Mazzocchi, 2004 (p.645, figs.3,6); Vukanic & Vukanic, 2004 (p.9, tab. 2,3); Hwang & al., 2006 (p.943, tabl. I); Dias & Araujo, 2006 (p.42, Rem., chart); Hooff & Peterson 2006 (p.2610); Khelifi-Touhami & al., 2007 (p.327, Table 1); Hwang & al., 2007 (p.24); Dur & al., 2007 (p.197, Table IV); McKinnon & al., 2008 (p.844: Tab.1); Rossi, 2008 (p.90: Tableau XII); Lan Y.C. & al., 2008 (p.61, Table 1, % vs. stations); C.-Y. Lee & al., 2009 (p.151, Tab.2); Lan Y.-C. & al., 2009 (p.1, Table 2, % vs hydrogaphic conditions); Dias & al., 2010 (p.230, Table 1); Cornils & al., 2010 (p.2076, Table 3); Schnack-Schiel & al., 2010 (p.2064, Table 2: E Atlantic subtropical/tropical, Fig.4, 6, 7, Tabe 4); Mazzocchi & Di Capua, 2010 (p.425); Medellin-Mora & Navas S., 2010 (p.265, Tab. 2); Hsiao S.H. & al., 2011 (p.475, 481: indicator species, Appendix I); Tseng L.-C. & al., 2011 (p.47, Table 2, occurrences vs mesh sizes); Hsiao & al., 2011 (p.317, Table 2, indicator of seasonal change); Selifonova, 2011 a (p.77, Table 1, alien species in Black Sea); Tutasi & al., 2011 (p.791, Table 2, abundance distribution vs La Niña event); Mazzocchi & al., 2011 (p.1163, fig.6, long-term time-series 1984-2006); Isari & al., 2011 (p.51, Table 2, abundance vs distribution); Mazzocchi & al., 2012 (p.135, annual abundance 1984-2006); Tseng & al., 2012 (p.621, Table 3: abundance); Takahashi M. & al., 2012 (p.393, Table 2, water type index); in CalCOFI regional list (MDO, Nov. 2013; M. Ohman, comm. pers.); Tseng & al., 2013 (p.507, seasonal abundance); Tseng & al., 2013 a (p.1, Table 3, 4, abundance); Lidvanov & al., 2013 (p.290, Table 2, % composition); Hwang & al., 2014 (p.43, Appendix A: seasonal abundance); Bonecker & a., 2014 (p.445, Table II: frequency, horizontal & vertical distributions); Mazzocchi & al., 2014 (p.64, Table 4, 5, abundance); Benedetti & al., 2016 (p.159, Table I, fig.1, functional characters); Benedetti & al., 2018 (p.1, Fig.2: ecological functional group); Belmonte, 2018 (p.273, Table I: Italian zones)
NZ: 16

Carte de distribution de Clausocalanus mastigophorus par zones géographiques
Espèce Clausocalanus mastigophorus - Carte de distribution 3issued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, San Diego, 1968, 12. [p.32, Chart 1, a].
Occurrence of C. mastigophorus in samples examined; closed circles represent samples examined; open circles represent samples in which adults were found; bars through open circles represent samples from which specimens were removed for measurements.
Espèce Clausocalanus mastigophorus - Carte de distribution 4issued from : B. Frost & A. Fleminger in Bull. Scripps Inst. Oceanogr. Univ. California, San Diego, 1968, 12. [p.33, Chart 1, b].
Occurrence of C. mastigophorus in samples examined; closed circles represent samples examined; open circles represent samples in which adults were found; bars through open circles represent samples from which specimens were removed for measurements.
Espèce Clausocalanus mastigophorus - Carte de distribution 5issued from : C. de O. Dias & A.V. Araujo in Atlas Zoopl. reg. central da Zona Econ. exclus. brasileira, S.L. Costa Bonecker (Edit), 2006, Série Livros 21. [p.42].
Chart of occurrence in Brazilian waters (sampling between 22°-23° S).
Nota: sampling only 1 specimen.
Espèce Clausocalanus mastigophorus - Carte de distribution 6Issued from S. Razouls in XXIII rd Congress of Athens, 3-11 November 1972. [p.2]. Oxygen consumed by individual (adult) in the Banyuls Bay and equivalent carbon asked.
(1) Hydrological season in the stability period: Eté = Summer: 18-20 °C; Hiver = Winter: 13-10°C.
Espèces = species; Saison = Season; Lg céph.= cephalothoracic length; an = individual. Juveniles : copepodites IV and V.
Loc:
South Africa, ? Namibia, Angola (Baia Farta), Congo, Ivorian shelf, Atlant. (SE NW), Morocco- Mauritania, Brazil (S, off Rio de Janeiro, off Vitoria-Cabo de Sao Tomé), Caribbean Sea, Caribbean Colombia, G. of Mexico, Florida, Gulf Stream (41° N,58° W), Bay of Biscay, Ibero-moroccan Bay, Medit. (Alboran Sea, Gulf of Annaba, Banyuls, Toulon Harbour, Ligurian Sea, Tyrrhenian Sea, G. of Napoli, Strait of Messina, Malta, Adriatic Sea, Ionian Sea, Lebanon Basin, Thracian Sea, Black Sea), Indian, Natal, Indonesia (SW Celebes), Australia (North West Cape), Pacif. (equatorial and temperate), China Seas (East China Sea, South China Sea), Taiwan Strait, Taiwan (S, E, SW, W, Tapong Bay, NW, N: Mienhua Canyon, NE), Japan, off Washington coast, Oregon (off Newport); California, G. of California, Galapagos-Ecuador, SW Australia, Chile
N: 93 ?
Lg.:
(29) F: 1,17; (30) F: 1,84-1,23; M: 1,15-1,05; F: 1,58-1,37; M: 1,27; (202) F: 1,23-1,84: M: 1,05-1,45; (335) F: 1,77-1,53; (784) F: 1,937-1,396; (866) M: 1,1-1,5; (1138) 1,28-1,55; {F: 1,170-1,9370; M: 1,050-1,500}

The mean female size is 1.517 mm (n = 13; SD = 0.2633) and the mean male size is 1.224 mm (n = 7; SD = 0.1874). The size ratio (male : female) is 0.80 (n = 3; SD = 0.0734).
Rem.: épipélagique.
Voir en annexe (in Razouls, 1972, p.30-32) les comparaisons entre les femelles de cette espèce et Clausocalanus lividus, notamment la variabilité du rostre (figs. 31 et 33). Des confusions entre les deux espèces semblent probables dans les listes indiquées par divers auteurs. .
Voir aussi les remarques en anglais
Dernière mise à jour : 13/07/2020

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Razouls C., de Bovée F., Kouwenberg J. et Desreumaux N., 2005-2020. - Diversité et répartition géographique chez les Copépodes planctoniques marins. Sorbonne Université, CNRS. Disponible sur http://copepodes.obs-banyuls.fr [Accédé le 14 août 2020]

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