Species Card of Copepod
Calanoida ( Order )
    Diaptomoidea ( Superfamily )
        Pontellidae ( Family )
            Labidocera ( Genus )
Labidocera stylifera  Thompson & Scott, 1903   (F,M)
Syn.: Labidocera kroyeri stylifera Thompson & Scott, 1903 (p.235, 252, figs.M); Sewell, 1912 (p.354, 369); 1914 a (p.234); 1932 (p.363);
L. kroyeri var. nov. (part.): Krishnaswamy, 1953;
L. kroyeri burmanica Sewell, 1912 (p.369, figs.F,M, Rem.); 1914 a (p.234); 1932 (p.363); Silas, 1972 (p.650)
Silas & Pillai, 1973 (1976) (p.810, figs.F,M, Rem.)
Species Labidocera stylifera - Plate 1 of morphological figuresIssued from : R.B.S. Sewell in Rec. Indian Mus., 1912, 7. [Pl.XXIII, Figs.4-5]. As Labidocera krøyeri var. burmanica.
Female (from Burma: 14°41,5'N, 97°53'E): 4, lateral 5th thoracic angle.

Male: left P5 (terminal segment).

Species Labidocera stylifera - Plate 2 of morphological figuresissued from : E.G. Silas & P.P. Pillai in J. mar. biol. Ass. India, 1973 (1976), 15 (2). [p.811, Fig.18, a-j].
Female (from Indian Ocean): a, habitus (dorsal); b, rostrum (anterior view); c, urosome (dorsal); d, idem (lateral right side); e, P5; f, Md (masticatory edge).
Nota: Head with lateral hooks. Dorsal eye lenses small, arranged wide apart. Urosome 3-segmented. Anal segment very short. Genital segment asymmetrical, in dorsal view with 2 swellings on its rignt lateral margin, dorsally a single spine present towards distal 1/3 of its length, at left postero-dorsal margin 4 teeth-like spines present in two sets directed posteriad, another spine projects from the postero-dorsal margin, genital pore placed slightly to right of mid-longitudinal axis. Caudal rami symmetrical, setae concentrated at its distal margin. A1 23-segmented, reaching Th4.

Male: g, habitus (dorsal); h, urosome (dorsal); i, right A1 (geniculate part); j, P5.
Scale as in Calanopia minor.

Compl. Ref.:
Greenwood, 1982 (p.220); Achuthankutty & al., 1998 (p.1, Table 2, seasonal abundance vs monsoon); McKinnon & al., 2008 (p.844: Tab.1)
NZ: 2

Distribution map of Labidocera stylifera by geographical zones
Species Labidocera stylifera - Distribution map 2issued from : C.T. Achuthankutty, N. Ramaiah & G. Padmavati in Pelagic biogeography ICoPB II. Proc. 2nd Intern. Conf. Final report of SCOR/IOC working group 93, 9-14 July 1995. Workshop Report No. 142, Unesco, 1998. [p.8, Fig.6].
Salinity ranges for L. stylifera in coastal and estuarine waters of Goa (India).
Shaded area indicates the range of higher abundance.
Indian (Goa, Ceylan, Madras, India coasts, Bay of Bengal), Laccadive Sea, Andaman Sea, Nicobar Islands, Nancowrie Harbour, Burma, Mouth of Tavoy River, Rangoon River, E & W Australia (Moreton Bay, North West Cape)
N: 5
(256) F: 2,95-2,58; M: 2,61-2,27; {F: 2,58-2,95; M: 2,27-2,61}
Rem.: epipelagic. Inshore.
This species belongs to the L. kroyeri-group (Fleminger & al., 1982).
Last update : 11/04/2015
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Razouls C., Desreumaux N., Kouwenberg J. and de Bovée F., 2005-2022. - Biodiversity of Marine Planktonic Copepods (morphology, geographical distribution and biological data). Sorbonne University, CNRS. Available at http://copepodes.obs-banyuls.fr/en [Accessed January 20, 2022]

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