Fiche d'espèce de Copépode
Calanoida ( Ordre )
    Spinocalanoidea ( Superfamille )
        Arctokonstantinidae ( Famille )
            Caudacalanus ( Genre )
Caudacalanus mirus  Markhaseva & Schulz, 2008   (F)
Ref.:
Markhaseva & Schulz, 2008a (p.280, figs.F)
Espèce Caudacalanus mirus - Planche 1 de figures morphologiquesissued from : E.L. Markhaseva & K. Schulz in Zootaxa, 2008, 1866. [p.281, Fig.1].
Female (from Antarctic): A-B, habitus (dorsal and lateral, respectively); C, rostrum (lateral); D, forehead with rostrum (ventral); E, posterior corners of prosome (dorsal); F, urosome (dorsal); G, same (lateral); H, posterior corners of prosome and genital double-somite (lateral); I, same (lateral); K, genital double-somite (ventral).
Scale bars 0.1 mm.
Paratype: C, E-G; other figures: holotype.
Nota : Prosome 1.3-1.5 times as long as urosome.
Rostrum as an elongate cone.
A1 25-segmented (segments 24-25 incompletely separate).
Genital double-somite symmetrical.
Caudal rami asymmetrical ; right ramus nearly twice as long and wide as left ; both rami with 4 terminal setae ; right ramus with a small mediodorsal seta, ventral seta lacking ; left ramus with a small medioventral seta, dorsal seta lacking.


Espèce Caudacalanus mirus - Planche 2 de figures morphologiquesissued from : E.L. Markhaseva & K. Schulz in Zootaxa, 2008, 1866. [p.282, Fig.2].
Female (holotype): A, A2; B, Md (gnathobase); C, Md (palp); D, Mx1 (a: praecoxal arthrite; b: coxal epipodite; c: coxal endite; d: endopod fused to exopod); E, Mx2; F, Mxp.
Scale bars 0.1 mm.
Nota : A2 endopod about 1.8 times as long as exopod ; exopod 8-segmented with 0, 1, 1, 1, 1, 1, 1 and 3 setae ; 2nd segment complex of 3 ancestral segments (with 0-0-1 setae).
Md : gnarthobase with 4 large teeth and seta ; basis with 2 setae ; endopod segment 1 without setae, segment 2 with 8 setae ; exopod 5-segmented with 1, 1, 1, 1, and 2 setae.
Mx1 : praecoxal arthrite with 7 terminal spines (8 in paratype) and 2 posterior setae ; coxal epipodite with 1 seta ; coxal endite with 4 setae, 2 long and strongly sclerotized ; proximal basal and distal basal endites reduced ; endopod fused to exopod, without setae.Mx2praecoxal and coxal endites with 2 setae each ; basis without setae ; endopod 3-segmented with 1, 1 and 2 setae.
Mxp : syncoxa with 2 setae on distal praecoxal endite, 1 seta longer than basis plus endopod and curved in terminal part ; coxal endite with 1 seta ; basis with 1 medial seta ; endopod 3-segmented with 1, 1 and 1 setae.


Espèce Caudacalanus mirus - Planche 3 de figures morphologiquesissued from : E.L. Markhaseva & K. Schulz in Zootaxa, 2008, 1866. [p.283, Fig.3].
Female: A, segments 1-11 of A1 (ancestral segments I-XIV), dotted setae are additions from paratype); B, segments 12-20 of A1 (ancestral segments XV-XXIII); C, segments 21-25 of A1 (ancestral segments XXIV-XXVIII); D, segments 23-25 (ancestral segments XXVI-XXVIII); E, P1; F, P1 (from paratype), terminal part of exopod segment 3; G, P2; H, P3; I, P4.
Scale bars 0.1 mm.

NZ: 1

Carte de distribution de Caudacalanus mirus par zones géographiques
Loc:
Antarct. (60°-65° S, 51-53°W)
N: 1
Lg.:
(1051)F: 2,7-2,8; {F: 2,70-2,80}
Rem.: Bathyal-abyssal (above the seabed at (2883-2889 m and 3050 m)
Dernière mise à jour : 31/12/2014

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

Razouls C., Desreumaux N., Kouwenberg J. et de Bovée F., 2005-2021. - Biodiversité des Copépodes planctoniques marins (morphologie, répartition géographique et données biologiques). Sorbonne Université, CNRS. Disponible sur http://copepodes.obs-banyuls.fr [Accédé le 01 décembre 2021]

© copyright 2005-2021 Sorbonne Université, CNRS

Webmaster
Mentions légales et informations nominatives
CNRS   Observatoire Océanologique de Banyuls sur Mer - Laboratoire Arago
Sorbonne Université

 

Version française
English version

 

Rechercher

Sur le WEB du CNRS

 


Copépodes planctoniques marins

Copépodes planctoniques marins

 

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