Aetideus giesbrechti - Fiche d'espèce - Copépodes planctoniques marins

Aetideus giesbrechti Cleve, 1904 (F,M)

Taxonomy

Ordre Calanoida

détails

Superfamille Clausocalanoidea

détails

Famille Aetideidae

détails

Genre Aetideus

détails liste des espèces pour ce genre

Abréviations ou symboles

Synonymie

Aëtidius armatus : Giesbrecht, 1892 (p.213, figs.F,M); A. armatus : Giesbrecht & Schmeil, 1898 (p.31);
Aethidius giesbrechti Cleve, 1904 a (p.185);
Aetidius giesbrechti : Wolfenden, 1911 (p.209, figs.F);
? Aetideus mediterraneus Steuer, 1910 a (p.23);
Euaetideus giesbrechti : Sars, 1925 (p.42, figs.F); Rose, 1933 a (p.90, figs.F); Farran, 1936 a (p.87, Rem.: juv.); Massuti Alzamora, 1942 (p.89, figs.F, Rem.); Wilson, 1942 a (p.183); Lysholm & al., 1945 (p.11); Sewell, 1948 (p.347, 499, 508, 545, 548, 555, 566); C.B. Wilson, 1950 (p.203); Vervoort, 1952 a (n°42, p.3, figs.F); 1957 (p.6, 49, Redescr.F, figs.F); Fagetti, 1962 (p.17); Gaudy, 1962 (p.93, 99, Rem.: p.105); Grice, 1962 (p.190, figs.F, Rem.); Paiva, 1963 (p.30, figs.F, juv.M); V.N. Greze, 1963 a (tabl.2); Shmeleva, 1963 (p.141); Gaudy, 1963 (p.22, Rem.); Björnberg, 1963 (p.36, Rem.); De Decker & Mombeck, 1964 (p.12); Grice & Hulsemann, 1965 (p.223); Chen & Zhang, 1965 (p.50, figs.F); Pavlova, 1966 (p.43); Neto & Paiva, 1966 (p.23, Table III); Saraswathy, 1966 (1967) (p.76); Fleminger, 1967 a (tabl.1); Owre & Foyo, 1967 (p.43, figs.F); Evans, 1968 (p.13); Berdugo & Kimor, 1968 (p.447); Vinogradov, 1968 (1970) (p.268); De Decker, 1968 (p.45); Dowidar & El-Maghraby, 1970 (p.268); Deevey, 1971 (p.224); Bowman, 1971 b (p.5); Razouls C., 1972 (p.94, Annexe: p.40, figs.F); Razouls S., 1972 b (p.1, respiration); Apostolopoulou, 1972 (p.327, 345); Roe, 1972 (p.277, tabl.1, tabl.2); 1972 a (p.332); Bradford, 1972 (p.36, figs.F); Kos, 1972 (Vol. I, figs.F, M, Rem.); Binet & al., 1972 (p.69); Bainbridge, 1972 (p.61, Appendix Table I: vertical distribution vs day/night, Table II: %); S. Razouls, 1974 (147, oxygen rate); Vives & al., 1975 (p.42, tab.II, III, IV); Frontier, 1977 a (p.14); Deevey & Brooks, 1977 (p.256, tab.2, Station "S"); Carter, 1977 (1978) (p.35); Binet, 1979 (p.400); Dessier, 1979 (p.204); Vaissière & Séguin, 1980 (p.23, tab.2); Björnberg & al., 1981 (p.604, 630, figs.F); Vives, 1982 (p.290); Greze & al., 1983 (p.17); Dessier, 1983 (p.89, Tableau 1, Rem., %); Guangshan & Honglin, 1984 (p.118, tab.); De Decker, 1984 (p.316); Scotto di Carlo & al., 1984 (1042); Regner, 1985 (p.11, Rem.: p.30); Moraitou-Apostolopoulou, 1985 (p.303, occurrence/abundance in E Mediterranean Sea, Rem.: p.309); Chen Y.-Q., 1986 (p.205, Table 1: abundance %, Table 2: vertical distribution); Madhupratap & Haridas, 1986 (p.105, tab.1); Valentin & al., 1987 (p.1202); Jimenez-Perez & Lara-Lara, 1988; Lozano Soldevilla & al., 1988 (p.58); Suarez & al., 1990 (tab.2); Pancucci-Papadopoulou & al., 1990 (p.199); Scotto di Carlo & al., 1991 (p.271); Suarez & Gasca, 1991 (tab.2); Suarez, 1992 (App.1); Shih & Young, 1995 (p.67); Lopez-Salgado & Suarez-Morales, 1998 (p.319); Siokou-Frangou, 1999 (p.476); Bradford-Grieve & al., 1999 (p.879, 920, figs.F,M); Lopes & al., 1999 (p.215, tab.1); Lopez-Salgado & al., 2000 (tab.1); Hwang & al., 2003 (p.193, tab.2); Vukanic, 2003 (139, tab.1); Isari & al., 2006 (p.241, tab.II); Morales-Ramirez & Suarez-Morales, 2008 (p.517); Gaard & al., 2008 (p.59, Table 1, N Mid-Atlantic Ridge); Licandro & Icardi, 2009 (p.17, Table 4); Zaafa & al., 2014 (p.67, Table I, occurrence):
Aetideus (Euaetideus) giesbrechti: Hernandez-Trujillo, 1991 (1993) (tab.I)

Références

Liste des auteurs étudiés

Farran, 1908 b (p.29); A. Scott, 1909 (p.36, figs.F, Rem.); Pesta, 1920 (p.508); Farran, 1929 (p.208, 228); Mori, 1937 (1964) (p.38, figs.F); Chiba, 1957 & al. (p.308); 1957 a (p.12); Tanaka, 1957 a (p.33); Mazza, 1967 (p.111, 138, figs.juv., F,M); 1968 (p.531: Rem., figs.); Bradford, 1971 (p.28, figs.F,M); Park, 1974 (p.220, figs.F,M); Chahsavar-Archad & Razouls, 1982 (p.28, fig.M); Bradford & Jillett, 1980 (p.14, figs.F, M, fig. 73, distribution chart); Razouls,1994 (p.64, figs.F,M); Markhaseva, 1996 (p.18, figs.F,M); Chihara Murano, 1997 (p.682, Pl.33: F); Conway & al., 2003 (p.173, figs.F,M, Rem.); Vives & Shmeleva, 2007 (p.546, figs.F,M, Rem.)

Figures

Planche 1 issued from : J.M. Bradford & J.B. Jillett in Mem. N.Z. Oceanogr. Inst., 86, 1980. [p.17, Fig.7]
Female: A, B, habitus (lateral, dorsal); C, Rostrum; D, last thoracic segment and Urosome (lateral left side).

Male: E, habitus (ventral); F, P5.

Species Aetideus giesbrechti - Planche 2 of morphological figures

Planche 2 issued from : J.M. Bradford in N.Z. Jl Mar. Freshw. Res., 1971, 5 (1). [p.29, Fig.11].
Female (from SW Pacific): a, posterior part of metasome and uropode (lateral left side); b, rostrum; c, A2; d, Md (mandibular palp); e, Mx1; f, Mx2; g, Mxp; h, P1; i, P2; j, P3; k, 1st basipod segment of P4.
Nota: The limbs are very similar to those of A. armatus except that the 1st endopod segment of Mx1 bears 3 setae. The posterior thoracic segment, anterior head and genital segment are covered with conspicuous chitinous thickenings. The 1st basipod of P4 has a row of small internal spines.
The present female specimens differ from Vervoort's (1957) description but are similar to Grice's (1962) figures.

Species Aetideus giesbrechti - Planche 3 of morphological figures

Planche 3 issued from: Q.-c Chen & S.-z. Zhang in Studia Marina Sinica, 1965, 7. [Pl.13, 1-5]. As Euaetideus giesbrechti.
Female (from E China Sea): 1, habitus (dorsal); 2, idem (lateral right side); 3, rostrum (anterior view); 4, P1 (anterior); 5, 1st and 2nd urosomal segments (ventral).

Species Aetideus giesbrechti - Planche 4 of morphological figures

Planche 4 Issued from: G.O. Sars in Résult. Camp. Scient. Prince Albert I, 69, pls.1-127 (1924). [Pl.XIV, figs. 1-3]. As Euaetideus giesbrechti.
Female: habitus (dorsal); 2, idem (lateral left side); 3, rostrum (frontal view).

Planche 5 issued from : A. Scott in Siboga-Expedition, 1909, XIX a. [Plate IV, Figs.1-13].
Female (from Indonesia-Malaysia): 1, habitus (dorsal); 2, forehead (lateral); 3, last thoracic and genital segments (left side); 4, rostrum; 5, A1; 6, A2; 7, Md; 8, Mx1; 9, Mx2; 10, Mxp; 11, P1; 12, P2; 13, P4.

Species Aetideus giesbrechti - Planche 6 of morphological figures

Planche 6 issued from : W. Vervoort in B.A.N.Z. Antarctic Reseach Expedition, Report Ser. B, Vol. III., 1957 [Fig.24]. As Euaetideus giesbrechti.
Female (from E Indian): a, habitus (lateral); b, left A2; c, e, posterior part cephalothorax and urosome (dorsal and lateral, respectively); d, Md (cutting edge).

Species Aetideus giesbrechti - Planche 7 of morphological figures

Planche 7 issued from : W. Vervoort in B.A.N.Z. Antarctic Reseach Expedition, Report Ser. B, Vol. III., 1957 [Fig.25]. As Euaetideus giesbrechti.
Female: a, habitus (dorsal); b, forehead (lateral); c, left Mx1; d, left Md (mandibular palp).

Species Aetideus giesbrechti - Planche 8 of morphological figures

Planche 8 issued from : W. Vervoort in B.A.N.Z. Antarctic Reseach Expedition, Report Ser. B, Vol. III., 1957 [Fig.26]. As Euaetideus giesbrechti.
Female: a, right P1 (anterior); b, left Mx2; c, left Mxp.

Species Aetideus giesbrechti - Planche 9 of morphological figures

Planche 9 issued from : W. Vervoort in B.A.N.Z. Antarctic Reseach Expedition, Report Ser. B, Vol. III., 1957 [Fig.27]. As Euaetideus giesbrechti.
Female: a-c, P2 to P4 (left legs).

Species Aetideus giesbrechti - Planche 10 of morphological figures

Planche 10 issued from : W. Vervoort in B.A.N.Z. Antarctic Reseach Expedition, Report Ser. B, Vol. III., 1957 [Fig.20 c]. As Euaetideus giesbrechti.
Female: distal portion of rostral plate.

Species Aetideus giesbrechti - Planche 11 of morphological figures

Planche 11 issued from : R.N. Wolfenden in Die Marinen Copepoden der Deutschen Südpolar-Expedition 1901-1903, 1911. [p.209, Fig.5]. As Aetidius giesbrechti.
Female: a, habitus (lateral); b, rostrum

Species Aetideus giesbrechti - Planche 12 of morphological figures

Planche 12 issued from : R.N. Wolfenden in Die Marinen Copepoden der Deutschen Südpolar-Expedition 1901-1903, 1911. [Pl.XXIV, Fig.8]. As Aetidius giesbrechti/
Female: habitus (dorsal).

Species Aetideus giesbrechti - Planche 13 of morphological figures

Planche 13 issued from : T. Mori in The pelagic Copepoda from the neighbouring waters of Japan, 1937 (2nd edit., 1964). [Pl.16, Figs.11-13].
Female: 11, habitus (dorsal and lateral, respectively); 12, forehead (ventral).

Species Aetideus giesbrechti - Planche 14 of morphological figures

Planche 14 issued from : J.M. Bradford in Mem. N. Z. Oceonogr. Inst., 1972, 54. [p.37, Fig.6 (4-6)]. As Euaetideus giesbrechti.
Female (from Kaikoura, New Zealand): 4, habitus (lateral); 5, P5; 6, rostrum.
Scale bars: 1 mm (4); 0.1 mm (5).

Nota: This specimen appears to be the first record for New Zealand.

Species Aetideus giesbrechti - Planche 15 of morphological figures

Planche 15 issued from : C. Razouls in Th. Doc. Etat Fac. Sc. Paris VI, 1972, Annexe. [Fig.41, B, D,E]. As Euaetidrus giesbrechti.
Female (from Banyuls, G. of Lion): B, thoracic segment 5 and urosome (lateral); D, forehead (lateral); E, forehead (dorsal).

Planche 16 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. - Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf. 14 , Fig.1 ]. As Aëtidius armatus.
Female: 1, A1 (ventral view).

Species Aetideus giesbrechti - Planche 17 of morphological figures

Planche 17 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. - Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf. 14 , Figs.2-6 ]. As Aëtidius armatus.
Female: 2, A2 (anterior view); 3, Mx2 (anterior view); 4, Md (posterior view); 5, rostrum (frontal view); 6, Mxp ( anterior view).

Species Aetideus giesbrechti - Planche 18 of morphological figures

Planche 18 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. - Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf. 14 , Fig.11 ]. As Aëtidius armatus.
Female: 11, Mx1 (posterior view).

Species Aetideus giesbrechti - Planche 19 of morphological figures

Planche 19 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. - Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf. 14 , Figs.8-10 ]. As Aëtidius armatus.
Female: 8, P4 (anterior view); 9, P2 (anterior view); 10, P1 (anterior view).

Planche 20 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. - Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf. 14 , Fig.13 ]. As Aëtidius armatus.
Male: 13, A1 (ventral view)

Species Aetideus giesbrechti - Planche 21 of morphological figures

Planche 21 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. - Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf. 14 , Fig.12 ]. As Aëtidius armatus.
Male: 12, Mx1 (ventral view).

Planche 22 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. - Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf. 14 , Fig.7 ]. As Aëtidius armatus.
Male: 7, P5 (posterior view).

Species Aetideus giesbrechti - Planche 23 of morphological figures

Planche 23 issued from : G.D. Grice in Fish. Bull. Fish and Wildl. Ser., 1962, 61. [p.188, Pl.7, Figs.9-27]. As Euaetideus giesbrechti.
Female (from equatorial Pacific): 9, habitus (dorsal); 10, forehead (lateral); 11, posterior part of thorax and urosome (dorsal); 12, same (lateral, left side); 13, urosome (ventral); 14, rostrum; 15, A2; 16, Md; 17, Md (mandible palpus, other side); 18, Mx1; 19, 2nd inner lobe of Mx1; 20, 3rd inner lobe of Mx1; 21, Mx2; 22, P1 (anterior); 23, P2 (posterior); 24, P3 (posterior); 25, 2nd basipodal segment and 1st and 2nd segments of endopod and exopod of P3 (anterior); 26, P4 (posterior); 27, 2nd basipodal segment and 1st and 2nd segments of endopod and exopod of P4 (anterior).

Remarks: The chief differences between the Grice' s specimens and those described by Vervoort are (the numbers in parenthesis are thos given by Vervoort):
1- A2: 4 (3) setae on distal segment of exopod; 7 (6) setae on outer lobe and 9 (8) setae on inner lobe of endopod.
2- Mx1: 2nd basal segment with 4 (5) setae; 2nd inner lobe with 3 (2) setae; 3 (4) setae on the 1st segment of the endopod; the 2nd basal segment of the Mx1 in A. australis is shown to have 4 setae, which agrees, in this respect, with the number on the Grice' s specimens.

Species Aetideus giesbrechti - Planche 24 of morphological figures

Planche 24 issued from : H.B. Owre & M. Foyo in Fauna Caribaea, 1, Crustacea, 1: Copepoda. Copepods of the Florida Current. [p.26, Fig.126]. As Euaetideus giesbrechti.
Female: 126, rostrum.

Species Aetideus giesbrechti - Planche 25 of morphological figures

Planche 25 issued from : H.B. Owre & M. Foyo in Fauna Caribaea, 1967, 1, Crustacea, 1: Copepoda. Copepods of the Florida Current. [p.43, Fig.236]. As Euaetideus giesbrechti.
Female: 236, habitus (lateral).

Species Aetideus giesbrechti - Planche 26 of morphological figures

Planche 26 issued from : J.M. Bradford in N.Z. Jl Mar. Freshw. Res., 1971, 5 (1). [p.21, Fig.6].
Scaning electron microscope photographs of the integument in Aetideus giesbrechti female: b, anterior head (x 270); d, detail of last thoracic segment (x 3000).

Nota: The posterior thoracic segment, anterior head and genital segment are covered with conspicuous chitinous thickenings.

Species Aetideus giesbrechti - Planche 27 of morphological figures

Planche 27 issued from : E.L. Markhaseva in Proc. Zool. Inst. RAN, St. Petersburg, 1996, 268. [p.19, Fig.7].
Female (from 29°17'N, 142°47'E) and Male from Park (1974)
R: rostrum (anterior); Ce: forehead (lateral).

Planche 28 Aetideus giesbrechti female:
1 - Posterior corners of last thoracic segment prolonged into wing-like lobes pointed at tops, reaching at least the middle of urosomal segment 2. Anterior part of cephalon with crest.
2 - Excavation between rostral rami with 2 thickenings.
3 - Duct between ventral and dorsal parts of spermatheca strongly narrowed . Rostral base not visible in dorsal view. Total body length ± 2 mm.

Planche 29 Aetideus giesbrechti male:
1 - Last thoracic segment with points.
2 - Points of last thoracic segment posterior corners not exceeding posterior border of urosomal segment 1 (in dorsal view).
3 - 2nd segment of P5 3.34-4.2 times as long as wide;
4 - Endopod of P2 exceeding border between exopodal segments 2 and 3. External spine at exopodal segment 2 of P1 exceeding the middle of exopodal segment 3.

Species Aetideus giesbrechti - Planche 30 of morphological figures

Planche 30 Issued from : T. Park in Fish. Bull., 1974, 72 (1). [p.220, Fig.4].
Female (from G. of Mexico): A, posterior part of body (lateral).
Nota: The appendages are identical with those of A. acutus, but the females of the two species are different in the form of spermatheca.

Male: B, habitus (dorsal); C-D, posterior part of body (dorsal and lateral, respectively); E, habitus (lateral); F, 19th segment of A1; G, P1 (anterior), H, P2 (anterior); I, P5 (anterior).

Références complémentaires

Liste des auteurs étudiés

Yamazi, 1958 (p.148, Rem.); Mazza, 1966 (p.70); Sreekumaran Nair & al., 1981 (p.493); Madhupratap & al., 1981 (p.266, fig.1b: abundance vs. geographic transect); Kovalev & Schmeleva, 1982 (p.83); Brenning, 1983 (p.2, spatial distribution, T-S diagram, Rem.); Cummings, 1984 (p.163, Table 2); Tremblay & Anderson, 1984 (p.3, Rem.); Brenning, 1985 a (p.28, Table 2); Ambler & Miller, 1987 (tab.2, 3); Hernandez-Trujillo, 1989 a (tab.1); Cervantes-Duarte & Hernandez-Trujillo, 1989 (tab.3); Kotani & al., 1996 (tab.2); Hure & Krsinic, 1998 (p.46, 100); Gilabert & Moreno, 1998 (tab.1, 2); Suarez-Morales & Gasca, 1998 a (p107); Lapernat, 1999 (p.8, 55); 2000 (tabl.3, 4); Fernandez-Alamo & al., 2000 (p.1139, Appendix); Moraitou-Apostolopoulou & al., 2000 (tab.I); Lapernat & Razouls, 2001 (p.123, tab.1); Holmes, 2001 (p.45); Hsiao & al., 2004 (p.325, tab.1); Gallienne & al., 2004 (p.5, tab.3); Lo & al., 2004 (p.89, tab.1); Dias & Araujo, 2006 (p.28, Rem., chart); Hwang & al., 2007 (p.23); Dur & al., 2007 (p.197, Table IV); Neumann-Leitao & al., 2008 (p.799: Tab.II, fig.6); Fernandes, 2008 (p.465, Tabl.2); RAyon & al., 2008 (p.238, Table 4: Peruvian samples); aybaud & al., 2008 (p.1765, Table A1); C.-Y. Lee & al., 2009 (p.151, Tab.2); Williamson & McGowan, 2010 (p.273, Table 3, Pacific central gyres: N and S) ; Schnack-Schiel & al., 2010 (p.2064, Table 2: E Atlantic subtropical/tropical) ; Dias & al., 2010 (p.230, Table 1); Mazzocchi & Di Capua, 2010 (p.423); Medellin-Mora & Navas S., 2010 (p.265, Tab. 2); Hsiao S.H. & al., 2011 (p.475, Appendix I); Pillai H.U.K. & al., 2011 (p.239, Table 3, vertical distribution); Mazzocchi & al., 2011 (p.1163, fig.6, long-term time-series 1984-2006); Isari & al., 2011 (p.51, Table 2, abundance vs distribution); Andersen N.G. & al., 2011 (p.71, Fig.3: abundance); Tseng L.-C. & al., 2011 (p.47, Table 2, occurrences vs mesh sizes); Uysal & Shmeleva, 2012 (p.909, Table I); Salah S. & al., 2012 (p.155, Tableau 1); Jang M.-C & al., 2012 (p.37, abundance and seasonal distribution); in CalCOFI regional list (MDO, Nov. 2013; M. Ohman, pers. comm.); Tseng & al., 2013 (p.507, seasonal 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); Zakaria & al., 2016 (p.1, Table 1); Benedetti & al., 2016 (p.159, Table I, fig.1, functional characters); Marques-Rojas & Zoppi de Roa, 2017 (p.495, Table 1); El Arraj & al., 2017 (p.272, table 2, spatial distribution); Benedetti & al., 2018 (p.1, Fig.2: ecological functional group); Belmonte, 2018 (p.273, Table I: Italian zones); Acha & al., 2020 (p.1, Table 3: occurrence % vs ecoregions).

Distribution

NZ: 17

Carte de distribution de Aetideus giesbrechti par zones géographiques

Distribution map of Aetideus giesbrechti for the Zone Mediterranean Sea, Black Sea

Distribution map of Aetideus giesbrechti for the Zone Indian Ocean

Distribution map of Aetideus giesbrechti for the Zone China Seas, Vietnam

Cartes et graphiques additionels

Espèce Aetideus giesbrechti - Carte de distribution 5

Carte 5 issued from : J.M. Bradford in N.Z. Jl Mar. Freshw. Res., 1971, 5 (1). [p.34, Fig.13].

Southwest Pacific Ocean showing distribution of four Aetideus species.

Carte 6 issued from : U. Brenning in Wiss. Z. Wilhelm-Pieck-Univ. Rostock - 32. Jahrgang 1983. Mat.-nat. wiss. Reihe, 5. [p.1, Figs.1, 2].
Spatial distribution and T-S Diagram for Aetideus armatus, Aetideus giesbrechti and Aetideopsis carinata from 8° S - 26° N; 16°- 20° W.

Carte 7 Issued from S. Razouls in XXIII rd Congress of Athens, 3-11 November 1972. [p.2]. As Aetideus giesbrechti. 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.

Localisations

Glossaire géographique

Cosmopolite (tropical, temperate), also: Flemish Cape, sub-Antarct. (N Prince Edward Is.), Barren Island, China Seas (East China Sea, South China Sea), Taiwan (SW, E, NW, NE, N: Mienhua Canyon), Korea Strait, Izu-Bonin Trench, Pacific (central gyres: N and S), CalCOFI region, Peru, N Chile;, Station "S" (32°10'N, 64°30'W).

Type locality: West of South Africa.

Citations

N: 164

Dimensions (mm)

Références de auteurs concernant les dimensions

(1) F: 2,2; (5) F: 2,1; (25) F: 2,04; (35) F: 1,98-1,92; (37) F: 2,2-1,8; M: 1,6-1,52; (39) F: 1,98; (73) F: 2,14-1,71; (101) F: 1,97-1,95; (116) F: 1,96; (199) F: 1,98-1,82; (202) F: 1,5-2,04; M: 1,1; (204) F: 2-1,8; M: 1,7-1,62; (206) F: 2,08-1,84; M: 1,6-1,52; (207) F: 2,1-1,92; (237) F: 1,5; M: 1,1; (244) F: 2,2; (290) F: 1,5-1,8; (340) F: 1,9; (449) F: 2,1; (530) F: 1,9; (866) F: 1,8-2,2; M: 1,52-1,7; (991) F: 1,8-2,2; M: 1,52-1,6; (1109) F: 2,06-2,16; (1230) F: 1,95-2,04; {F: 1,50-2,20; M: 1,10-1,70}

The mean female size is 1.921 mm (n = 36; SD = 0.2264), and the mean male size is 1.508 mm (n = 12; SD = 0.2012). The size ratio (male : female) is approximately 0.81.

Remarques

épi-mésopélagique, 3000 m (Médit.: off Malte).

Voir aussi les remarques en anglais

Dernière mise à jour : 19/06/2023