Fiche d'espèce de Copépode
Calanoida ( Ordre )
    Clausocalanoidea ( Superfamille )
        Phaennidae ( Famille )
            Xanthocalanus ( Genre )
Xanthocalanus meteorae  Markhaseva & Schnack-Schiel, 2003   (F)
Ref.:
Markhaseva & Schnack-Schiel, 2003 (p.108, figs.F); Bradford-Grieve, 2004 b (p.630, tab.1)
Espèce Xanthocalanus meteorae - Planche 1 de figures morphologiquesissued from : E.L. Markhaseva & S.B. Schnack-Schiel in Ophelia, 2003, 57 (2). [p.109, Figs. 1-8].
Female (from 29°-30°N, 28°-28°30'W): 1-2, habitus (right lateral and dorsal, respectovely); 3, forehead (dorsal); 4, idem with tostrum (right lateral); 5, prosomal posterior corners and urosome (dorsal); idem (right lateral view); 7, rostrum (ventral view); 8, P5.
Scale bars: 0.1 mm.

Nota : Prosome nearly 3 times as long as urosome. Cephalosome and 1st pedigerous somite separate, 4th and 5th fused. Posterior corners of prosome obtuse-rounded in lateral view and triangular in dorsal view). Rostrum as a subdivided base with filamentsSpermatheca elongate and curve anteriorly. Caudal rai with 4 terminal, 1 ventral and 1 small dorsolateral setae.


Espèce Xanthocalanus meteorae - Planche 2 de figures morphologiquesissued from : E.L. Markhaseva & S.B. Schnack-Schiel in Ophelia, 2003, 57 (2). [p.110, Figs. 9-17].
Female: 9, endppod of A2; 10, exopod of A2; 11, Md; 12, Mx1; 13, Mx2 (xithout exopod); 14, Mx2 (basal endite); ; 15, exopod of Mx2 (sensory setae); 16, Mxp (syncoxa); 17, Mxp (basis and endopod).
Scale bars: 0.1 mm.

Nota : Md basis with 3 sete ; 1st endopodal segment with 2 setae (1 short and spie-like) ; 2nd endopodal segment with 9 terminal setae.Mx1 praecoxal arthrite with 9 terminal setae ; 1st basal endite with 4 setae, 2nd basal endite with 5 setae ; endopod with 9 setae ; exopod with 10 setae ; coxal epipodite with 9 setae. Mx2 proximal praecoxal endite with 5 setae, distal praecoxal and proximal coxal endites with 2 sclerotized and 1 sensory setae each ; distal coxal endite with 1 strong spinulated spine, 1 sclerotized and 1 sensory setae ; basal endite with 1 strong spinulated spine, 1 sclerotized and 2 sensory setae. Mx2 exopod with 9 with 9 setae and 1 short (partly sclerotized) seta. Syncoxa of Mxp with 1 worm-like sensory seta on proximal praecoxal lobe ; 1 worm like sensory oplus 1 sclerotized seta on middle praecoxal lobe, and 1 brush-like sensory seta plus 1 sclerotized seta on distal praecoxal lobe ; coxal lobe with 3 seta ; basis with 3 setae in the middle part of limb and 2 setae distally ; endopod 5-segmented with 4, 4, 4 3 + 1 and 4 setae.


Espèce Xanthocalanus meteorae - Planche 3 de figures morphologiquesissued from : E.L. Markhaseva & S.B. Schnack-Schiel in Ophelia, 2003, 57 (2). [p.111, Figs.18-21].
Female: 18-21, P1 to P4.
Scale bar: 0.1 mm.

NZ: 1

Carte de distribution de Xanthocalanus meteorae par zones géographiques
Loc:
off W Canary Is. (Great Meteor Seamount: 29-30°N, 28-29°W)
N: 1
Lg.:
(890) F: 1,2-1,3; {F: 1,2-1,3}
Rem.: epibenthique (460-500 m)
Voir aussi les remarques en anglais
Dernière mise à jour : 02/02/2015

 Toute utilisation de ce site pour une publication sera mentionnée avec la référence suivante :

Razouls C., de Bovée F., Kouwenberg J. et Desreumaux N., 2005-2017. - Diversité et répartition géographique chez les Copépodes planctoniques marins. Disponible sur http://copepodes.obs-banyuls.fr 
[Accédé le 18 octobre 2017]

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