Fiche d'espèce de Copépode
Cyclopoida ( Ordre )
    Oithonidae ( Famille )
        Oithona ( Genre )
Oithona tenuis  Rosendorn, 1917   (F)
Ref.:
Rosendorn, 1917 (p.302); 1917 a (p.14, figs.F); Früchtl, 1924 b (p.65); Farran, 1929 (p.210, 282); Kiefer, 1929 g (p.5, fig.F); Dakin & Colefax, 1933 (p.208); Farran, 1936 a (p.123); Dakin & Colefax, 1940 (p.116, figs.F); Lindberg, 1955 a (p.465: Rem.); Vilela, 1968 (p.30); Wellershaus, 1970 (p.484); Ramirez, 1971 (p.89, figs.F, Rem.); Kos, 1972 (Vol. I, figs.F, Rem.); Chen & al., 1974 (p.38, figs.F, p.75: Rem.); Nishida & al., 1977 (p.153, figs.F); Shuvalov, 1980 (p.99, figs.F); Björnberg & al., 1981 (p.663, figs.F); Nishida, 1985 a (p.52, 71, 99, figs.F, Rem.F, p.131); Yoo & Lim, 1993 (p.91, 97, ,Table 1, fig.2); Chihara & Murano, 1997 (p.939, Pl.195: F); Bradford-Grieve & al., 1999 (p.886, 966, figs.F); Conway & al., 2003 (p.227, figs.F, Rem.); Avancini & al., 2006 (p.127, Pl. 95, figs.F, Rem.); Vives & Shmeleva, 2010 (p.80, figs.F, Rem.)
Espèce Oithona tenuis - Planche 1 de figures morphologiquesissued from : F.C. Ramirez in Revta Mus. La Plata, Seccion Zool., 1971, XI. [Lam.III, Figs.3, 8, 9].
Female (from off Mar del Plata): 3, habitus (dorsal); 8, forehead (dorsal); 9, idem (lateral).
Scale bars in mm: 0.4 (3)0.02 (8, 9).


Espèce Oithona tenuis - Planche 2 de figures morphologiquesIssued from : S. Nishida in Bull. Ocean Res. Inst., Univ. Tokyo, 1985, No 20. [p.100, Fig.58].
Female: a, habitus (dorsal); b, forehead (lateral); c, thoracic segment 5 and genital segment (lateral right side); d, anal segment and caudal rami (dorsal); e, A1; f, Md; g, Mx1.
Nota: Proportional lengths of urosome segments and caudal ramus 12:31:16:16:14:10. A1 with posteroventral row of minute teeth on segments 2-22.


Espèce Oithona tenuis - Planche 3 de figures morphologiquesIssued from : S. Nishida in Bull. Ocean Res. Inst., Univ. Tokyo, 1985, No 20. [p.101, Fig.59].
Female: a, A2; b, Mx2; c, Mxp; d, P1; e, P2; f, P3; g, P4.

Nota: Basipodal segments 1-2 of A2 fused or divided into 3 parts by inconspicuous partitions. Inner marginal seta on exopodal segment 1 of P1-4 with very minute but present in all specimens from the temperate and equatorial Pacific. Olson (1949) and Chen & al. (1974) described female without inner marginal seta on exopodal segment 1 of P1-4 from off California and the East China Sea, respectively.

Nota after Vives & Shmeleva (2010, p.80): Setal formula on outer margin (in first) and inner margin (in second) of exopod segments (from proximal to distal) of P1 to P4:
P1: 1, 1, 2; 1, 1, 4.
P2: 1, 0, 2; 1, 1, 5
P3: 1, 0, 1; 1, 1, 5.
P4: 0, 0, 1; 1, 1, 5.


Espèce Oithona tenuis - Planche 4 de figures morphologiquesissued from : Q.-c Chen & S.-z. Zhang & C.-s. Zhu in Studia Marina Sinica, 1974, 9. [Pl.5, Figs.3-8].
Female (from China Seas): 3, habitus (dorsal); 4, forehead (lateral); 5, P1; 6, P2; 7, P3; 8, P4.


Espèce Oithona tenuis - Planche 5 de figures morphologiquesissued from : I. Rosendorn in Wiss. Ergebn. dt. Tiefsee-Exped. \"Valdiviella\", 1917, 23. [p.14, Fig.3].
Female: a, habitus (dorsal); b, forehead (lateral); c, Md (mandibular palp); d, Mx1.
Nota: Rostrum curved ventrally. Proportion of lengths (p.cent) Prosome : 53.27, Urosome : 46.73 . Relative lengths of urosomal segments and caudal rami: 9 : 30 : 15 : 14 : 12 : 12. Genital segment without tuft of hairs.


Espèce Oithona tenuis - Planche 6 de figures morphologiques issued from : I. Rosendorn in Wiss. Ergebn. dt. Tiefsee-Exped. \"Valdiviella\", 1917, 23. [p.14, Fig.4].
Female: a, exopod of P1; b, P2; c, exopod pf P3; d, exopod of P4.
Nota: Setal formula of the exopod swimming legs P1 to P4 (Se = outer setae ; Si = inner setae), P1 : 1, 1, 2 Se ; 0, 1, 4 Si ; P2 : 1, 0, 2 Se ; 0, 1, 5 Si ; P3 : 1, 0, 1 Se ; 0, 1, 5 Si ; P4 : 0, 0, 1 Se ; 0, 1, 5 Si .Length of the distal spine of exopod 3 of P1 shorter than in O. plumifera and atlantica.


Espèce Oithona tenuis - Planche 7 de figures morphologiquesissued from : V.S. Shuvalov in Opred. Faune SSSR, Nauka, Leningrad, 1980, 125. [p.100, Fig.16].
Female: 1, prosome and urosomal seggments 1 and 2 (dorsal); 2, habitus (dorsal); 3, thoracic segment 4 and urosome (dorsal); 4-5, forehead (dorsal and lateral); 6, Mx2; 7, Mxp; 8, P1; 9, P2; 10, P3; 11, P4; 12, thoracic segments 4 and 5.


Espèce Oithona tenuis - Planche 8 de figures morphologiquesIssued from : S. Nishida, O. Tanaka & M. Omori in Bull. Plankton Soc. Japan, 1977, 24 (2). [p.153, Fig.24].
Female (off Suruga and Sagami Bay and adjacent waters): a, habitus (dorsal); b, forehead (lateral); c, Md; d, Mx1; e, P1; f, P2; g, P3; h, P4.

Nota: Formulae of exopod P1 to P4 (outer setae in first, inner setae in second). P1: 1,1,2; 1,1,4. P2: 1,0,2; 1,1,5. P3: 1,0,1; 1,1,5. P4: 0,0,1; 1,1,5.
Prosome length/urosome length = 0.98-1.03.


Espèce Oithona tenuis - Planche 9 de figures morphologiquesIssued from : K.-I. Yoo & D.-H. Lim in The Korean J. Syst. Zool., 1993, 9 (2) [p.97: key of female] in Korean Waters: Morphological characters of Oithona tenuis female :
1 - Anterior part of prosome produ!ced into pointed rostrum in dorsal view.
2 - Exopod 3rd segment of P1 with 2 outer marginal spines.
3 - Exopod of Md with 2 setae, and prosome length more than 3.4 times of prosome width.


Espèce Oithona tenuis - Planche 10 de figures morphologiquesIssued from : K.-I. Yoo & D.-H. Lim in The Korean J. Syst. Zool., 1993, 9 (2) [p.99, Fig.2, E]
Female (from East and South Korean Waters): E, Md.

Ref. compl.:
Sewell, 1948 (p.420, 461); Grice & Hart, 1962 (p.287, 293: Rem.); Grice, 1963 a (p.496); De Decker, 1964 (p.16, 23, 29); Unterüberbacher, 1964 (p.32); De Decker & Mombeck, 1964 (p.13); Pavlova, 1966 (p.44); Delalo, 1968 (p.138); Zalkina, 1977 (p.339, tab.1); Star & Mullin, 1981 (p.1322, abundance); Kovalev & Shmeleva, 1982 (p.85); Guangshan & Honglin, 1984 (p.118, tab.); Binet, 1984 (tab.3); Yoo, 1991 (tab.1); McKinnon, 1991 (p.471); Kim & al., 1993 (p.271); Shih & Young, 1995 (p.75); Noda & al., 1998 (p.55, Table 3, occurrence); Suarez-Morales & Gasca, 1998 a (p.112); Siokou-Frangou, 1999 (p.478); Lavaniegos & Gonzalez-Navarro, 1999 (p.239, Appx.1); Lo & al., 2001 (1139, tab.I); Lan & al., 2004 (p.332, tab.1); Mazzocchi & al., 2005 (p.155); Prusova & Smith, 2005 (p.76, as tenius); Lopez-Ibarra & Palomares-Garcia, 2006 (p.63, Tabl. 1, seasonal abundance vs El-Niño, Rem.: p.70); Dias & Araujo, 2006 (p.74, Rem., chart); Zervoudaki & al., 2006 (p.149, Table I); McKinnon & al., 2008 (p.843: Tab.1); C.-Y. Lee & al., 2009 (p.151, Tab.2); Galbraith, 2009 (pers. comm.); Lan & al., 2009 (p.1, Table 2); Hernandez-Trujillo & al., 2010 (p.913, Table 2); Dias & al., 2010 (p.230, Table 1); Mazzocchi & Di Capua, 2010 (p.428); Zhang G.-T. & Wong, 2011 (p.277, fig.6, 7, abundance, indicator); Kâ & Hwang, 2011 (p.155, Table 3: occurrence %); Uysal & Shmeleva, 2012 (p.909, Table I); in CalCOFI regional list (MDO, Nov. 2013; M. Ohman, comm. pers.); Tachibana & al., 2013 (p.545, Table 1, seasonal change 2006-2008); Tseng & al., 2013 (p.507, seasonal abundance); Terbiyik Kurt & Polat, 2013 (p.1163, Table 2, seasonal distribution); Fernandez de Puelles & al., 2014 (p.82, Table 3, seasonal abundance); Bonecker & a., 2014 (p.445, Table II: frequency, horizontal & vertical distributions); Lopez-Ibarra & al., 2014 (p.453, fig.6, biogeographical affinity); Mazzocchi & al., 2014 (p.64, Table 3, 4, 5, spatial & seasonal composition %); Zakaria & al., 2016 (p.1, Table 1, Rem.); Benedetti & al., 2016 (p.159, Table I, fig.1, functional characters); Benedetti & al., 2018 (p.1, Fig.2: ecological functional group)
NZ: 16

Carte de distribution de Oithona tenuis par zones géographiques
Espèce Oithona tenuis - Carte de distribution 3Issued from : S. Nishida in Bull. Ocean Res. Inst., Univ. Tokyo, 1985, No 20. [p.131, Fig.80].
Indo-Pacific geographical distribution of Oithona tenuis. Dotted line: AC, Arctic Convergence; SC, Subtropical Convergence.
Espèce Oithona tenuis - Carte de distribution 4issued from : I. Rosendorn in Wiss. Ergebn. dt. Tiefsee-Exped. \"Valdiviella\", 1917, 23. [Taf. I].
The genus Oithona: Distribution of species sampled during the Deutsche Tiefsee Expedition 1898-99.
The size of symbols indicates the relative quantitty of the species.
Loc:
South Africa (W), Namibia, G. of Guinea, Argentina, Brazil (off Rio de Janeiro, off Vitoria-Cabo de Sao Tomé, off Macaé), off Amazon, Sargasso Sea, ? off Cape Cod, Lisboa, Medit. (Baleares, Ligurian Sea, G. of Napoli, Adriatic Sea, Aegean Sea, W Egyptian coast, Iskenderun Bay, Lebanon Basin), Red Sea, Madagascar (Nosy Bé), Arabian Sea, Indian, Indonesia-Malaysia, Sulu Sea, China Seas (Yellow Sea, East China Sea, South China Sea), Hong Kong, Taiwan Strait, Taiwan (SW, NW, NE), S & E Korea, Cheju Is., Japan, Kuchinoerabu Is., Tokyo Bay, Pacif. (W equatorial), Pacif. (N Central Gyre), Australia E & W (Great Barrier, New South Wales, North West Cape), N New Zealand, New Caledonia, off Hawaii N, off British Columbia (rare), off W Baja California, Bahia Magdalena, G. of California, Pacif. (tropical), SE Pacif.
N: 78
Lg.:
(35) F: 1,22-1,15; (104) F: 1; (109) F: 1,14-0,96; (327) F: 1,29-1,19; (432) F: 1,37-1,1; (627) F: 1,25-1,17; (786) F: 1,27; (880) F: 1,07-1,16; (991) F: 1,11-1,12; {F: 0,96-1,37}
Rem.: épipélagique.
Voir aussi les remarques en anglais
Dernière mise à jour : 29/11/2019

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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 27 septembre 2020]

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