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Copépodes planctoniques marins
Pseudodiaptomus gracilis  F. Dahl, 1894   (F,M)
Taxonomy
Ordre Calanoida
Superfamille Diaptomoidea
Famille Pseudodiaptomidae

Synonymie

Weismanella gracilis Dahl,1894;
Schmackeria gracilis Poppe & Mrazek, 1895

Références

Marsh, 1933 (p.35, figs.F,M, Rem.); Wright, 1936 (p.3, figs.F,M); 1937 (p.160); Dussart & Defaye, 1983 (p.30); Dussart, 1984 a (p.27, fig.M); Grindley, 1984 (p.221, Rem.); Walter, 1986 (p.131, 140); 1986 a (p.502, fig.1: zoogeogr.); 1987 (p.366); Defaye & Dussart, 1988 (p.112, figs.F,M, Rem.); Walter, 1989 (p.610, figs.F,M; Rem.)

Figures

Planche 1 issued from : T.C. Walter in Bull. Mar. Sc., 1989, 45 (3). [p.611, Fig.11].
Female: A, habitus (dorsal); B, idem (lateral left side); C, Head (ventral); D, caudal rami showing naked lateral spine-like seta; E, P5 (anterior view).

Male: F, habitus (dorsal); G, idem (lateral right side); H, P5 (posterior view); I, idem (anterior view).
Planche 2 issued from : S. Wright in Ann. Acad. Brasileira Sci., 1936, VIII (1). [Pl.1, Figs.1-8].
Female: 3, urosome (dorsal); 6, forehead (ventral; showing bifid rostrum, base of left A1 and lateral spine); 7, genital segment with spermatophore (lateral, right side); 8, right P5.

Male: 1, P5; 2, left P5 ( from left side); 4, right A1 (segments 9 to 13, showing spines only); 5, right P5 (1st exopodite segment, from right side).
Planche 3 issued from : B.H. Dussart in Hydrobiologia, 1984, 113. [p.27, Fig.2].
Male (from Venezuela).
Planche 4 Issued from : C.D. Marsh in Proc. U.S. natn. Mus., 1933, 82 (18) (2959). [Pl. 18, figs.4-6].
Female: 4, P5.
Nota: Wright stated that the head bears a pointed process on either side. These spines were not seen in the material strudied by the author.

Male: 5, P5; 6, urosome (dorsal).
Nota: left exopod 3-segmented. Though wright considered the left exopod 2-segmented, his figure apparently shows 3 degments/

Références complémentaires

Dussart, 1984 (p.25); Garbosa da Costa & al., 2013 (p.756, Table 1, abundance vs tide)

Distribution

NZ: 1

Carte de distribution de Pseudodiaptomus gracilis par zones géographiques


Cartes et graphiques additionels

Carte 2 issued from : T.C. Walter in Bull. Mar. Sc., 1989, 45 (3). [p.625, Fig.18].
Map of American continents showing the zoogeography of Pseudodiaptomus species.

Localisations

Brazil (Amazon estuary and as far up Santarem River), French Guyana (Maroni Riv.), Venezuela (Tucupita, Orinoco Mouth)

Citations

N: 5

Dimensions (mm)

(950) F: 1,03-1,15; M: 0,89-0,95; (1148) F: 1,17; M: 1,0; {F: 1,03-1,17; M: 0,89-1,00}

Remarques

forme dulçaquicole pouvant être observée à la côte.
Incomplete data.

Voir aussi les remarques en anglais
Dernière mise à jour : 30/01/2015