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Copépodes planctoniques marins
Pseudocyclops magnus  Esterly, 1911   (F,M)
Taxonomy
Ordre Calanoida
Superfamille Pseudocyclopoidea
Famille Pseudocyclopidae

Synonymie

no Pseudocyclops latens Gurney, 1927 d (p.455, figs.F)

Références

Esterly, 1911 b (p.223, Descr.F, figs.F); Sewell, 1948 (p.465); Vervoort, 1964 a (p.12, 14, Rem.); Yeatman, 1975 (p.2, Redescr.F, Descr.M, figs.F,M); Dawson, 1977 (p.247); Othman & Greenwood, 1989 (p.75)

Figures

Planche 1 issued from : H.C. Yeatman in J. Tennessee Acad. Sci., 1975, 50, 1. [p.3, Pl.1].
Female (from St. Lawrence: Barbados): 1, habitus (dorsal); 3, rostrum (ventral view); 4, urosome (ventral); 5, caudal ramus (with abnormal seta); 6, A1; 7, A2; 8, P1; 9, P2; 10, P3; 11, P4; 12, P5.
Nota: Head and 1st pediger segment not fused (but the separation joint is not a distinct as the other body joints). Rostrum with 2 tiny setae. A1 17-segmented. Caudal rami about as long as broad or in some specimens broader than long. In one specimen, the longest caudal seta is modified into a paddle-shaped appendage.. A2 with basipod 1-segmented, exopod 2-segmented, endopod 3-segmented.

Male: 2, habitus (dorsal); 13, P5 (posterior view); 15, P5 (posterior view with spines and claws removed); 16, P5 (anterior view).
Nota: In some specimens the joint separating the head from the 1st pediger segment is difficult to see.. Left A1 like those of the female and the right one is geniculate.
Planche 2 issued from : C.O. Esterly in Proc. Am. Acad. Arts Sci., 1911, 47 (7). [Pl.1, Figs.6, 8].
Female (from Bermuda Is.): 6, last two thoracic segments and urosome (lateral); 8, forehead (lateral).
Planche 3 issued from : C.O. Esterly in Proc. Am. Acad. Arts Sci., 1911, 47 (7). [Pl.3, Fig.23].
Female: 23, A1.
Planche 4 issued from : C.O. Esterly in Proc. Am. Acad. Arts Sci., 1911, 47 (7). [Pl.4, Fig.41].
Female: 41, P5.

Distribution

NZ: 1

Carte de distribution de Pseudocyclops magnus par zones géographiques


Localisations

Bermuda (Agar Is.), I. Barbados Is. (St. Lawrence from Thalassia beds)

Citations

N: 2

Dimensions (mm)

(146) F: 1,1; (495) F: 0,68-0,6; M: 0,62-0,59; {F: 0,60-1,10; M: 0,59-0,62}

Remarques

For Yeatman (1975, p.4): except in size, the Barbados specimen agree with Esterly's description and figures of the single female specimen from Bermuda.
See in remark to P. xiphophorus.
Dernière mise à jour : 30/01/2015