Species Card of Copepod
Calanoida ( Order )
    Diaptomoidea ( Superfamily )
        Tortanidae ( Family )
            Tortanus ( Genus )
                Acutanus ( Sub-Genus )
Tortanus (Acutanus) angularis  Ohtsuka, 1992   (F,M)
Ref.:
Ohtsuka, 1992 a (p.255, figs.F,M); Ohtsuka & Reid, 1998 (p.782: Rem, p.783); Boxshall & Halsey, 2004 (p.213: figs.F)
Species Tortanus (Acutanus) angularis - Plate 1 of morphological figuresissued from : S. Ohtsuka in Proc. Biol. Soc. Washington, 1992, 105 (2). [p.257, Fig.1].
Female (from Twin Cays, off Belize): A, habitus (dorsal); B, idem (lateral left side); C, genital somite (ventral); D, Anal somite and caudal rami (dorsal); E, right A1; F, A2; G, Md.


Species Tortanus (Acutanus) angularis - Plate 2 of morphological figuresissued from : S. Ohtsuka in Proc. Biol. Soc. Washington, 1992, 105 (2). [p.258, Fig.2].
Female: A, Mx1; B, Mx2; C, Mxp.
Nota: arrowhead on Mx2 meaning a relatively developed seta, compared with that of Tortanus erabuensis.


Species Tortanus (Acutanus) angularis - Plate 3 of morphological figuresissued from : S. Ohtsuka in Proc. Biol. Soc. Washington, 1992, 105 (2). [p.259, Fig.3].
Female: A, P1 (anterior); B, P2 (anterior); C, P3 (anterior); D, P4 (anterior); E, P5 (anterior).


Species Tortanus (Acutanus) angularis - Plate 4 of morphological figuresissued from : S. Ohtsuka in Proc. Biol. Soc. Washington, 1992, 105 (2). [p.261, Fig.4].
Male: A, habitus (dorsal); B, idem (lateral right side); C, posterolateral process of 2nd urosomal somite (ventral); D, right A1; E, P5 (anterior); F, P5 (posterior).


Species Tortanus (Acutanus) angularis - Plate 5 of morphological figuresissued from : S. Ohtsuka in Proc. Biol. Soc. Washington, 1992, 105 (2). [p.263, Fig.6 A].
Male: A, grasping portions of right A1.
Nota: An arrohead means an anterodistal process of segment 17 (compare with T. setacaudartus and T. compernis).

Compl. Ref.:
Suarez Morales, 1994 (tab.1); Suarez-Morales & Gasca, 1998 a (p.111)
NZ: 1

Distribution map of Tortanus (Acutanus) angularis by geographical zones
Loc:
Belize (mangrove cay), Chetumal Bay (Mexico)
N: 3
Lg.:
(637) F: 1,09-0,98; M: 0,88-0,77; {F: 0,98-1,09; M: 0,77-0,88}
Last update : 01/02/2015
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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 November 22, 2024]

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