Species Card of Copepod
Calanoida ( Order )
    Clausocalanoidea ( Superfamily )
        Phaennidae ( Family )
            Onchocalanus ( Genus )
Onchocalanus subcristatus  (Wolfenden, 1906)   (F)
Syn.: Xanthocalanus subcristatus Wolfenden, 1906 (p.31, Descr.F, figs.F)
Wolfenden, 1911 (p.278, figs.F); Sewell, 1948 (p.523); Vervoort, 1950 a (p.12, Rem.); Park, 1983 a (p.329, 339); Bradford-Grieve & al., 1999 (p.880, 929, figs.F); Park & Ferrari, 2009 (p.143, Table 3, Appendix 1, biogeography from Southern Ocean)
Species Onchocalanus subcristatus - Plate 1 of morphological figuresissued from : R.N. Wolfenden in Die Marinen Copepoden der Deutschen Südpolar-Expedition 1901-1903, 1911. [Pl.XXXI, Figs.6-8].
Female: 6, habitus (dorsal); 7, cephalosome (lateral); 8, P5.

Compl. Ref.:
Hidalgo & al., 2010 (p.2089, Table 2)
NZ: 2

Distribution map of Onchocalanus subcristatus by geographical zones
S Atlant. (off E Tristan da Cunha Is., off SW Ascension Is.), Chile (N-S)
N: 4
(10) F: 7; (238) F: 7,1; {F: 7,00-7,10}
Rem.: bathypelagic .
For Vervoort (1950 a, p.12) this species is very close to O. cristatus, from which it distinguishes by the curious, helmet shaped, triangular crest, and some additional differences.
First occurrence in Chilean waters by Hidalgo & al. (2010).
Last update : 27/01/2015
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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 July 20, 2024]

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Marine Planktonic Copepods

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