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Marine Planktonic Copepods
Pseudodiaptomus richardi  F. Dahl, 1894   (F,M)
Taxonomy
Order Calanoida
Superfamily Diaptomoidea
Family Pseudodiaptomidae
Genus Pseudodiaptomus

Synonymy

Weismannella richardi Dahl,1894 c (p.20, figs.F,M);
Schmackeria richardi : Poppe & Mrazek,1895;
Pseudodiaptomus cristobalensis : Carvalho,1952

References

Marsh, 1933 (p.39, figs.F,M): Wright, 1936 (p.6, figs.F,M); 1937 a (p.162, fig.M); Sewell, 1948 (p.452); Dussart & Defaye, 1983 (p.30); Walter, 1986 (p.131), 1986 a (p.502, fig.1: zoogeogr.); 1987 (p.366); 1989 (p.618, Redescr.F,M, figs.F,M; Rem.); Bradford-Grieve & al., 1999 (p.884, 953, figs. F,M, p.876: chart); Ferrari & Dahms, 2007 (p.22, Rem. N)

Figures

Plate 1 issued from : T.C. Walter in Bull. Mar. Sc., 1989, 45 (3). [p.619, Fig.16].
Female: A, habitus (dorsal); B, idem (lateral right side); C, last thoracic segments and urosome (lateral left side); DP5 (anterior view).

Male: I, habitus (dorsal); J, idem (lateral left side); K, P5 (posterior view); L, idem (anterior view).-G, variations of the corners of the 5th thoracic segment; H,
Plate 2 issued from : S. Wright in Ann. Acad. Brasileira Sci., 1937, 9 (2). [Pl.1, Fig.5].
Male: 5, right P5.
Plate 3 issued from : S. Wright in Ann. Acad. Brasileira Sci., 1937, 9 (2). [Pl.I, Fig.9].
Female: P5.
Plate 4 issued from : S. Wright in Ann. Acad. Brasileira Sci., 1936, VIII (1). [Pl.II, Figs.1-3].
Female: 2, urosome (dorsal); .

Male: 1, P5; 3, right P5 (1st exopodal segment; from right side).
Plate 5 Issued from : C.D. Marsh in Proc. U.S. natn. Mus., 1933, 82 (18) (2959). [Pl. 20, figs.1, 3]. After Dahl, 1894.
Female: 3, P5.

Male: 1, P5.

Complementary References

Björnberg, 1963 (p.46, Rem.); Lopes, 1994 (tab.1); Lopes & al., 1998 (p.195); Krumme & Liang, 2004 (p.407, tab.1); Berasategui & al., 2006 (p.485: fig.2); Sterza & Fernades, 2006 (p.95, Table 1, occurrence); Medeiros & al., 2006 (p.243); Magalhaes & al., 2009 (p.187, Table 1, %); Magris & al., 2011 (p.260, abundance, interannual variability); Almeida LR. & al., 2012 (p.13, Table 1, abundance); Garbosa da Costa & al., 2013 (p.756, Table 1, abundance vs tide); Araujo & al., 2016 (p.1, Table 3, abundance, %); Atique & al., 2017 (p.1, Table 1).

Distribution

NZ: 1

Distribution map of Pseudodiaptomus richardi by geographical zones


Additional Maps & Charts

Map 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

Argentina (Rio de la Plata), Brazil (Guarau estuary, Vitoria Bay, Sao Joao, Bracui, Mucuri estuary, Guarairas lagoon, Paranagua, Curuça estuary, Amazon estuary)

Quotations

N: 19

Dimensions (mm)

(237) F: 1,50; M: 1,10; (950) F: 1,13-1,60; M: 0,92-1,23; (1148) F: 1,40; M: 1,00; {F: 1,13-1,60; M: 1,00-1,23}

Remarks

Brackish, estuary, mangrove.
Incomplete data.
In Americanus species group (acutus subgroup) after Walter & al. 2006, p.203).
Registered by Dahl (1894) off the Amazone River's mouth and again registerd by Björnberg (1963, p.46).
Last update : 12/02/2021

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