Species Card of Copepod
Monstrilloida ( Order )
    Monstrillidae ( Family )
        Monstrilla ( Genus )
Monstrilla orcula  A. Scott, 1909   (F)
Ref.:
A. Scott, 1909 (p.236, Descr.F, figs.F); Huys & Boxshall, 1991 (p.156); Grygier, 1995 a (p.72); Suarez-Morales, 2011 (p.9)
Species Monstrilla orcula - Plate 1 of morphological figuresIssued from : A. Scott in The Copepoda of the Siboga Expedition Part I. Siboga-Expeditie XXIX a., 1909. [Pl. LVII, Figs.5-6].
Female (from 7°27'S, 117°49'E): 5, habitus (dorsal); 6, P5.

Nota: Cephalic segment greatly contracted in front and slightly narrowed behind; slightly longer than the posterior part of body.
Frontal margin concave.
Abdomen 3-segmented.
Genital segment sub-cylindrical in shape with a distinct constriction at the middle where it is traversed by a well defined suture; its length rather less than twice the combined length of the next two segments.; it is shorter than the united length of the next two segments and caudal rami.br>The 2nd and 3rd segments about equal length.
Caudal rami nearly equal to twice the length of anal segment; each ramus fusnished with 1 marginal seta and 5 apical setae, the middle apical seta distinctly shorter than the others.
P5 distinctly bi-lobed; the inner lobe narrower than the outer one and extends beyond the end of it; the apex of the inner lobe furnished with 2 setae; the outer lobe short and stout, apex with 3 setae.

NZ: 1

Distribution map of Monstrilla orcula by geographical zones
Loc:
Indonesia-Malaysia (off Pulu Kawassang, Paternoster Is.)
N: 1
Lg.:
(5) F: 3,8; {F: 3,80}
Last update : 20/01/2015
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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 March 29, 2024]

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