Species Card of Copepod
Calanoida ( Order )
    Clausocalanoidea ( Superfamily )
        Phaennidae ( Family )
            Xanthocalanus ( Genus )
Xanthocalanus minor  Giesbrecht, 1892   (F,M)
Syn.: Xanthocalanus fragilis Aurivillius,1898; Cleve, 1904 a (p.198, 209, Rem.); van Breemen, 1908 a (p.63, figs.F,M); Rose, 1933 a (p.133, figs.F,M);
X. borealis : Sars, 1902 (part., fig.32: P5 juv.);
? X. borealis : Farran, 1905 (part., p.38, figs.F)
Giesbrecht, 1892 (p.286, 775, Descr.F, fig.F); Giesbrecht & Schmeil, 1898 (p.50, Rem. F); Cleve, 1904 (p.209, Rem.); Sars, 1919 (1921) (p.3, figs.F); Sewell, 1948 (p.508, 509); Matthews, 1964 (p.40, figs.F,M, Rem.); Campaner, 1978 a (p.969, Rem.; Björnberg & al., 1981 (p.635, figs.F); Bradford & al., 1983 (p.71); Campaner, 1985 (p.12, Rem.); Bradford-Grieve, 2004 b (p.637, figs.F, tab.1, Rem.); Vives & Shmeleva, 2007 (p.702, figs.F,M, Rem.)
Species Xanthocalanus minor - Plate 1 of morphological figuresissued from : G.O. Sars in An Account of the Crustacea of Norway. Suppl. Vol. VII. Copepoda Supplement. Published by the Bergen Museum, 1921. [Pl. I].
C: forehead (left lateral side) r.i: endopodite; R: rostrum (frontal view).

Species Xanthocalanus minor - Plate 2 of morphological figuresissued from : J.M. Bradford in N.Z. Jl Mar. Freshw. Res., 2004, 38 (4). [p.638, Fig.12].
Female (from Norway): A, urosome (dorsal); B, idem (lateral left side); C, genital segment (ventral); D, caudal ramus (ventral); E, Mx1 (coxal endites 1, 2; basal endites and endopod); F, endopod of Mx2; G, praecoxal endite of Mx2; H, coxal endite of Mx2; I, basal endite of Mx2; J, Mxp (syncoxa).

Nota: A1 extending slightly beyond the posterior border of caudal rami.

Species Xanthocalanus minor - Plate 3 of morphological figuresissued from : J.M. Bradford in N.Z. Jl Mar. Freshw. Res., 2004, 38 (4). [p.639, Fig.13].
Female (from Norway): A, endopod of P2; B, endopod of P3; C, endopod of P4; D, exopodal segment 2 and 3 of P4; E, P5 (anterior view)

Species Xanthocalanus minor - Plate 4 of morphological figuresissued from : G.P. Farran in Ann. Rep. Fish. Brch., Ireland, 1902-1903, II, App. 2, 1905. [Plate VIII, Figs.14-17].
Female (from W Ireland): 14, P5 (typical form); 15-16, P5 (variety forms); 17, P5 (immature)

Species Xanthocalanus minor - Plate 5 of morphological figuresIssued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. – Fauna Flora Golf. Neapel, 1892, 19 , Atlas von 54 Tafeln. [Taf.12, Fig.32].
Female: 32, P5.

Compl. Ref.:
Mazza, 1966 (p.70); Matthews, 1967 (p.159, Table 1, Rem.); Bainbridge, 1972 (p.61, Appendix Table I: vertical distribution vs day/night); Dessier, 1979 (p.205); Kovalev & Shmeleva, 1982 (p.83); Nicholas & Nash, 1999 (p.367); Mazzocchi & Di Capua, 2010 (p.426); Belmonte, 2018 (p.273, Table I: Italian zones)
NZ: 5

Distribution map of Xanthocalanus minor by geographical zones
South Africa, Congo, G. of Guinea, Brazil, ? W Ireland, Ireland Sea, W Norway, Bergen: Raunefjord, North Sea, W Medit. (Algiers, Marseille, Liguro-provençal Channel, Napoli)
N: 17
(46) F: 2,1; (58) F: 2,5-2; (132) F: 2,7; (307) M: 2,5; (897) F: 2,5-2,95; {F: 2,00-2,95; M: 2,50}
Rem.: epipelagic.
For Campaner (1978 a, p.969) the spevies is closely related to X. marlyae (see remarks in X. marlyae).
Last update : 06/02/2020
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Razouls C., Desreumaux N., Kouwenberg J. and de Bovée F., 2005-2024. - Biodiversity of Marine Planktonic Copepods (morphology, geographical distribution and biological data). Sorbonne University, CNRS. Available at http://copepodes.obs-banyuls.fr/en [Accessed May 27, 2024]

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