Species Card of Copepod
Cyclopoida ( Order )
    Oncaeidae ( Family )
        Epicalymma ( Genus )
Epicalymma umbonata  Heron, 1977   (F,M)
Syn.: Oncaea umbonata Malt, 1982 (p.191, figs.F, Rem.)
Heron, 1977 (p.84, Descr. F, figs.F); Heron & al., 1984 (p.479, 489, Rem.F); Heron & Frost, 2000 (p.1057, Descr.M, figs.M, tab.2, 3); Böttger-Schnack, 2009 (p.1041: Rem.); Böttger-Schnack & Schnack, 2013 (p.4: Table 1)
Species Epicalymma umbonata - Plate 1 of morphological figuresissued from : G.A. Heron in Antarct. Res. Ser. Washington, 1977, 26. [p.87, Fig.29, f-p].
Female: habitus (lateral; scale bar: X); g, posterior of last prosomal segment and urosome (lateral; scale bar: Y); h, urosome (dorsal; scale bar: Y); i, left A2 (scale bar: Y); j, labrum (scale bar: Z); k, right Md (scale bar: Z); l, left Mx1 (scale bar: Z); m, right Mx2 (scale bar: Z); n, right Mxp (scale bar: Y); o, P1 (scale bar: Y); p, P2 (scale bar: Y).

Nota: Genital segment with gonopore located approximately at midregion of dorsal surface.

Species Epicalymma umbonata - Plate 2 of morphological figuresissued from : G.A. Heron in Antarct. Res. Ser. Washington, 1977, 26. [p.89, Fig.30, a-c].
Female: a-b, P3 and P4, respectvely (ssale bar: Y); c, P5 (scale bar: Z).

Species Epicalymma umbonata - Plate 3 of morphological figuresissued from : G.A. Heron & B.W. Frost in Proc. Biol. Soc. Washington, 2000, 113 (4). [p.1058, Fig.23, A-E].
Male: A-B, habitus (lateral and dorsal, respectively; scale bar: W); C, pediger 4 posterior corner and urosome (lateral; scale bar: X); D, right Mxp (posterior; scale bar: X); E, 3rd endopodal segment of P1 (scale bar: X).
Scale bars: 0.1 mm, see figures 3, 4, 5, 10 of Heron and Frost, 2000 for Oncaea canadensis and Oncaea insolita.Nota: Pediger 4 posterior corner rounded. P5 terminal seta length shorter than that of basal seta.

Species Epicalymma umbonata - Plate 4 of morphological figuresIssued from : S.J. Malt in Bull. Br. Mus. nat. Hist. (Zool), 1982, 42 (3). [p.205, Fig.11, e-g]. As Oncaea umbonata.
Female (from 20°N, 21°W): e-f; habitus (dorsal and lateral, respectively); g, A2; h, Mxp.

Compl. Ref.:
Razouls & al., 2000 (p.343, tab. 4, Appendix)
NZ: 5

Distribution map of Epicalymma umbonata by geographical zones
Species Epicalymma umbonata - Distribution map 3
Chart of 1996
Species Epicalymma umbonata - Distribution map 4issued from : G.A. Heron & B.W. Frost in Proc. Biol. Soc. Washington, 2000, 113 (4). [p.1061, Fig.25].
Locality records for selected species of Epicalymma.
Records include previously published personal observations and data presented in this study (p.1023, Table 3).
Antarct. (SW Pacif.), Arct., Norwegian Sea, NE Pacif. (Station 'P'), NE Cape Verde Is.
N: 3
(675) F: 0,88-0,68; (679) F: 0,75-0,62; (848) F: 0,65-0,72; M: 0,64; 0,67; {F: 0,62-0,88; M: 0,64-0,67}
Rem.: Bipolar species.
Sampling depth (Antarct.) : 1000-2000 m. 3980-3960 m (NE Cape Verde Is.)
Last update : 21/12/2016
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 Any use of this site for a publication will be mentioned with the following reference :

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 25, 2024]

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