Species Card of Copepod
Calanoida ( Order )
    Clausocalanoidea ( Superfamily )
        Aetideidae ( Family )
            Bradyidius ( Genus )
Bradyidius capax  Bradford-Grieve, 2003   (F)
Ref.:
Bradford-Grieve, 2003 (p.96, figs.F, tab.1, 3)
Species Bradyidius capax - Plate 1 of morphological figuresissued from : J.M. Bradford-Grieve in N. Z. J. Mar. Freshw. Res., 2003, 37. [p.97, Fig.1].
Female (from off East Cape, New Zealand): A-B, habitus (lateral and dorsal, respectively); C, rostrum (anterior view); D, idem (view slightly left of anterior); E-F, left caudal ramus (lateral and ventral, respectively); G, genital double somite ,lateral, (left side); H, idem (ventral).
All illustrations are of the paratype except for D.


Species Bradyidius capax - Plate 2 of morphological figuresissued from : J.M. Bradford-Grieve in N. Z. J. Mar. Freshw. Res., 2003, 37. [p.99, Fig.2].
Female: A, right A1 (ancestral segments I-XIV); B, idem (ancestral segments XV-XXVIII); C, idem terminal segment (ancestral segments XXVII-XXVIII); D, left A2; E, right Md; F, Md (masticatory edge); G, right Mx1; H, Mx1 praecoxal arthrite (posterior view); I, Mx1 outer border.
All illustrations of paratype except for F, H, and I.

A1 24-segmented. A2 endopod and exopod of approximately equal length; coxa and basis separate; exopod 7-segmented; most setae of endopod and exopod with dstal part annulate and lightly plumose. Md ganthobase masticatory margin with 7 multicuspid teeth that decrease in size from ventral to dorsal, a narrow long simple tooth, then a dorsal plumose seta; wide proximal part of gnathobase bearing short spinules ventrally, more distally, there are 2 rows of long spinules on anteroventral surface; basis with 2 setae; endopod segment 1 with 3 setae, one very small, segment 2 with 9 setae; exopod with 6 setae. Mx1praecoxal arthrite with 4 posterior surface setae, long posterior distal hairs, and 10 marginal spines and setae; coxal endite and basal endites 1 and 2 with 4, 4, 5, setae respectively, basal endite 1 with long spinules on anterior surface; basis and endopod segments 1-3 fused on anterior surface, demarcation between basis and endopod and endopod segments 2 and 3 visible on posterior surface; endopod with 4+4+6 setae; exopod small with 10 setae; basal exite without seta; coxal epipodite with 9 setae.


Species Bradyidius capax - Plate 3 of morphological figuresissued from : J.M. Bradford-Grieve in N. Z. J. Mar. Freshw. Res., 2003, 37. [p.100, Fig.3].
Female: A, right Mx2; B, Mx2 terminal part; C, left Mxp; D, Mxp basis terminal part and endopod segment 2; E, Mxp terminal part of coxa and proximal part of basis; F, P1 (anterior); G, P2 (posterior); H, P3 (posterior); I, P4 (posterior).
All illustrations of paratype except for B, D, and E.

Mx2 praecoxal endite 1 with 3 spuinulose setae and one very small, articulated spine-like seta, praecoxal endite 2 with 2 spinulose setae and 1 smaller seta with proximal border heavily spinulose on one side, coxal endite 1 with 2 spinulose setae and 1 smaller seta with proximal border heavily spinulose on one side, coxal endite 2 with 2 spinulose setae and 1 slightly smaller seta with proximal border heavily spinulose on one side, basal endite 1 with 3 setae, one of them thickened and claw-like; endopod with 6 setae. Mxp syncoxa approximately same length as basis; endopod segment 1 apparently incorporated into basis, free endopod segments 2-6 with 4, 4, 3,3+1, 4 setae respectively.


Species Bradyidius capax - Plate 4 of morphological figuresissued from : J.M. Bradford-Grieve in N. Z. J. Mar. Freshw. Res., 2003, 37. [p.101, Fig.4, A-D].
Female: Swimming legs, right side view of coxae. A-D, P1 to P4.


Species Bradyidius capax - Plate 5 of morphological figuresissued from : J.M. Bradford-Grieve in N. Z. J. Mar. Freshw. Res., 2003, 37. [p.102, Table 3].
Comparison of three species of Bradyidius.
A2 antenna; B: basis; Mn: mandible; Pd4+5: pedigerous somites 4 and 5; Re1: exopod segment 1; SR: seminal receptacles; Gns: genital double somite; f: female; m: male.

NZ: 1

Distribution map of Bradyidius capax by geographical zones
Loc:
New Zealand (SE North Island)
N: 1
Lg.:
(898) F: 1,85-2,2; {F: 1,85-2,20}
Rem.: hyperbenthic (depths: 299 m).This species resembles B. armatus, rakuma, and spinifer.
Last update : 30/12/2014
    to add your remark
  

 Any use of this site for a publication will be mentioned with the following reference :

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 March 29, 2024]

© copyright 2005-2024 Sorbonne University, CNRS

Webmaster
CNRS   Observatoire Océanologique de Banyuls sur Mer - Laboratoire Arago
Sorbonne Université

 

Version française
English version

 

Search

On the WEB of CNRS

 


Marine Planktonic Copepods

Marine Planktonic Copepods

 

Imprimer Contact Accueil Plan du site Accès restreint Retour Une du Labo Imprimer Contact Plan du site Crédits Téléchargez les Plug-Ins