Species Card of Copepod
Calanoida ( Order )
    Diaptomoidea ( Superfamily )
        Pseudodiaptomidae ( Family )
            Pseudodiaptomus ( Genus )
Pseudodiaptomus galapagensis  Grice, 1964   (F,M)
Syn.: no Pseudodiaptomus galapagensis : Arcos, 1978 (p.50)
Grice, 1964 (p.255, figs.F,M); Dussart & Defaye, 1983 (p.34); Grindley, 1984 (p.226); Walter,1986 (p.131); 1986 a (p.502, fig.1: zoogeogr.); 1987 (p.366); 1989 (p.614, Redescr.F,M, figs.F,M; Rem.)
Species Pseudodiaptomus galapagensis - Plate 1 of morphological figuresissued from : G.D. Grice in Crustaceana, 1964, 6 (4). [p.256, Figs.1-10].
Female: 1, habitus (left lateral side); 2, last thoracic segment and urosome (dorsal); 3, idem (ventral); 4, genutal somite (right side); 5, idem (left side); 6, A2; 7, mandibular palp of Md; 8, masticatory edge of Md; 9, Mx1; 10, Mx2.

Species Pseudodiaptomus galapagensis - Plate 2 of morphological figuresissued from : G.D. Grice in Crustaceana, 1964, 6 (4). [p.257, Figs.11-19].
Female: 11, Mxp (distal setae omitted); 12, P1; 13, P4; 14, P5; 14A, terminal segment of P5.

Male: 15, habitus (right lateral side); 16, last thoracic segment and urosome (dorsal); 17, 2nd and 3rd ursome segments (ventral); 18, right A1 (setae omitted); 19, P5.
Scales: See on figs.1-10.

Species Pseudodiaptomus galapagensis - Plate 3 of morphological figuresissued from : T.C. Walter in Bull. Mar. Sc., 1989, 45 (3). [p.615, Fig.13].
Female: A, habitus (dorsal); B, idem (lateral left side); C, last thoracic segment and urosome showing hyaline-like shield (dorsal); D, idem (lateral right side); E, P5 (anterior view).

Male: F, habitus (lateral right side); G, idem (dorsal); H, P5 (posterior view); I, idem (anterior view).

NZ: 1

Distribution map of Pseudodiaptomus galapagensis by geographical zones
Galapagos (Santa Cruz Island)
N: 2
(950) F: 1,67-1,70; M: 1,12-1,16; {F: 1,67-1,70; M: 1,12-1,16}
Rem.: Incomplete data.
.This species resembles Pseudodiaptomus acutus (Dahl, 1894).
In Americanus species group (acutus subgroup) after Walter & al. 2006, p.203.
Last update : 28/06/2013
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Razouls C., Desreumaux N., Kouwenberg J. and de Bovée F., 2005-2023. - Biodiversity of Marine Planktonic Copepods (morphology, geographical distribution and biological data). Sorbonne University, CNRS. Available at http://copepodes.obs-banyuls.fr/en [Accessed November 28, 2023]

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Marine Planktonic Copepods

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