Species Card of Copepod
Calanoida ( Order )
    Diaptomoidea ( Superfamily )
        Pontellidae ( Family )
            Calanopia ( Genus )
Calanopia seymouri  Pillai, 1969   (F,M)
Ref.:
P. Pillai, 1969 (p.327, figs.F,M)
Species Calanopia seymouri - Plate 1 of morphological figuresissued from : P.P. Pillai in Curr. Sci., 1969, 38 (13). [p.318, Fig.1].
Female (from Andaman Sea): a, habitus (dorsal); b, urosome (dorsal); c, idem (lateral); d, rostrum; e, P5

Male: f, habitus (dorsal); g, urosome (dorsal); h, right A1 (segments 18 and 19-21 enlarged); i, P5; j, terminal portion of left P5 (enlarged).


Female (from Comorta and Nankowrie Islands): k, urosme (dorsal) from Calanopia australica. Compare the urosomes between the two species.


Species Calanopia seymouri - Plate 2 of morphological figures
Female:
1 - P5 exopod 2-segmented.
2 - Cephalic lateral hooks present.
3 - Genital compound somite longer than 2nd urosomite.
4 - Caudal rami slightly asymmetrical; 2nd exopodal segment of P5 shorter than first one.
Male:
1 - Left P5 shorter than right one; basis of left P5 not swollen proximally.
2 - Prosomal posterolateral corner symmetrical.
3 - Cephalic lateral hooks present.
4 - Caudal rami symmetrical and not divergent posteriorly; 2nd exopodal segment of left P5 shorter than first one.
5 - 1st exopodal segment of right P5 with 2 smoothly curved protuberances medially and 1 long seta proximally.

Compl. Ref.:
Silas & Pillai, 1976 (p.793); Madhupratap & Haridas, 1986 (p.105, tab.1); Maiphae & Sa-ardrit, 2011 (p.641, Table 2, 3, Rem.)
NZ: 1

Distribution map of Calanopia seymouri by geographical zones
Loc:
E Indian (Nicobar Is., Andaman Is.)
N: 2
Lg.:
(1004) F: 2,49-2,62; M: 2,48-2,52; {F: 2,49-2,62; M: 2,48-2,52}
Rem.: Surface plankton.
Last update : 10/03/2016
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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 December 12, 2024]

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