Species Card of Copepod
Calanoida ( Order )
    Clausocalanoidea ( Superfamily )
        Scolecitrichidae ( Family )
            Scolecithricella ( Genus )
Scolecithricella orientalis  Mori, 1937   (F,M)
Syn.: Scolecithrix orientalis : Shmeleva, 1964 a (p.1068); Fernandes, 2008 (p.465, Tabl.2)
Mori, 1937 (1964) (p.52, Descr.F,figs.F); 1942 (p., figs.M); Bradford, 1973 (p.142); Bradford & al., 1983 (p.103, Rem); Vyshkvartzeva, 1999 (2000) (p.234, Rem.); Vives & Shmeleva, 2007 (p.797, figs.F, Rem.); Ohtsuka & al., 2015 (p.123, Table 2).
Species Scolecithricella orientalis - Plate 1 of morphological figuresissued from : T. Mori in The pelagic Copepoda from the neighbouring waters of Japan, 1937 (2nd edit., 1964). [Pl.26, Figs.1-6].
Female: 1, P4 (posterior); 2, P1 (anterior); 3, habitus (dorsal); 4, P5; 5, P2 (posterior); 6, P3 (anterior).

Nota female:
- Forehead rounded.
- The last 2 segments of cephalothorax completely fused.
- lateral angles of the prosome rounded..
A1 22-segmented, reaching about the middle portion of the last thoracic segment.
- Outer marginal spine on the 2nd segment of exopodite of P2 extends beyond the tip of the 1st marginal spine of the 3rd segment.
- The 3rd marginal spine on the 3rd segment of the exopodite of P3 is stout and long.
- P5 symmetrical; each foot lamelliform and its apex round; the foot has a long inner marginal and a short apical spine.

Species Scolecithricella orientalis - Plate 2 of morphological figuresissued from : T. Mori in The pelagic Copepoda from the neighbouring waters of Japan, 1937 (2nd edit., 1964). [Pl.25, Figs.14-15].
Female: 14, A2; 15, Mx1.

Species Scolecithricella orientalis - Plate 3 of morphological figuresissued from : T. Mori in Palao trop. biol. Stn Stud., 1942, 2 (3). [Pl.X, Figs.3-9].
Male (from Palao Island): 3, A1; 4, habitus (lateral); 5, P1; 6, P4; 7, P5 (anterior view); 8, P2; 9, P3.

Compl. Ref.:
Chiba & al., 1957 (p.308); Delalo, 1968 (p.138); Kovalev & Shmeleva, 1982 (p.84); Othman & al., 1990 (p.561, 563, Table 1); Hure & Krsinic, 1998 (p.49, 101); Belmonte, 2018 (p.273, Table I: Italian zones)
NZ: 7

Distribution map of Scolecithricella orientalis by geographical zones
Medit. (E Basin, Ionian Sea, Adriatic Sea (in Shmeleva, 1964 a), Red Sea, G. of Aden, Indian (equatorial), Bay of Bengal, Australia (G. of Carpentaria), S China Sea, S Japan, Bikini Is., Palau Is.

Type locality: 32°35'40'' N, 135°45'45'' E.
N: 9
(91) F: ± 1,1; {F: 1,10}
Rem.: Genus poorly assured.
Depth sampling: 0-100 m.
Last update : 06/02/2020
    to add or edit your remark
By Mariluz Fernandez de Puelles 2017-11-17 10:54:33    ( Citation of this remark )
It was found a female of Scolecithricella orientalis of 1.1 mm from 2000-3000 m depth in the North Pacific Equatorial countercurrent (position long:-115.7725;lat:13.7653) during the Malaspina expedition 2011 in April 2011.

 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 April 24, 2024]

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