Fiche d'espèce de Copépode
Calanoida ( Ordre )
    Clausocalanoidea ( Superfamille )
        Tharybidae ( Famille )
            Tharybis ( Genre )
Tharybis compacta  (Grice & Hulsemann, 1970)   (F,M)
Syn.: Undinella compacta Grice & Hulsemann, 1970 (p.195, figs.F,M); Bradford-Grieve, 2004 (p.285)
Ref.:
Schulz, 1981 (p.169, 171, Rem.); Bradford & al., 1983 (p.126, Rem.: p.127); Schulz & Beckmann, 1995 (p.210); Andronov, 2002 (p.37, figs.F,M); Ferrari & Markhaseva, 2005 (p.46: tab.1)
Espèce Tharybis compacta - Planche 1 de figures morphologiquesissued from : V.N. Andronov in Arthropoda Selecta, 2002, 11 (1). [p. 36, Figs.139-146]. After Grice & Hulsemann, 1970.
Female: 139-140, habitus (dorsal and lateral, respectively); 141, P5.

Male: 142-143, habitus (lateral and dorsal, respectively); 144, P5; 145, exopod of left P5; 146, distal part of right P5.


Espèce Tharybis compacta - Planche 2 de figures morphologiquesIssued from : G.D. Grice & K. Hülsemann in Bull. Mus. Comp. Zool., Harvard, 1970, 139 (4). [p.220-221, Pl. XII, Figs. 228-241]. As Undinella compacta.
Female (from 39°45.2'N, 70°33.8'W): 228-229, habitus (dorsal and lateral, respectively); 230, right A1; 231, A2; 232, Md palp; 233, Md (masticatory edge); 234, Mx1; 235, Mx2; 236, Mxp; 237, P1; 238, P2; 239, P3; 240, P4; 241, P5.

Nota: - Head and 1st thoracic segment separated dorsally by fine line, 4th and 5th fused.
- Abdomen 4-segmented, anal segment very small.
- Rostrum or filaments absent.
- Posterolateral corners of 5th thoracic segment rounded with shallow indentation.
- A1 not quite reaching end of cephalothorax, 24-segmented, segments 8 and 9 fused, incompletely separated from segment 10.
- Exopod of A2 2 times the length of endopod.
- Basal segment of Md palp with 2 coarse and 1 long slender setae; endopod longer than exopod; gnathobase with 7 monocuspidate teeth and 1 thick seta.
- Mx1 with 12 spines on 1st inner lobe; 3 setae on 2nd inner lobe; 4 setae on 3rd inner lobe; 3 setae on 2nd basal segment; 2 and 5 setae on endopod; 3 setae on exopod.
- Mx2 with lobes and endopod located in distal half of appendage.
- Mxp with 2nd basal segment about as long as 1st, thickened in proximal half.
- Endopod of P1 1-segmented, of P2 2-segmented, of P3 and P4 and exopods of P1 to P4 3-segmented.
- Posterior sides of P2 to P4 with few spinules.
- P5 3-segmented; distal segment slender with 1 coarse terminal spine and 1 terminal spine-like point; distal segment, measured to the insertion of the spine, 1.5 times the length of preceding segment.


Espèce Tharybis compacta - Planche 3 de figures morphologiquesIssued from : G.D. Grice & K. Hülsemann in Bull. Mus. Comp. Zool., Harvard, 1970, 139 (4). [p.222-223, Pl. XIII, Figs. 242-257]. As Undinella compacta.
Male:242,-243, habitus (dorsal and lateral, respectively); 244, left A1; 245, A2; 246, Md palp; 247, Md (masticatory edge); 248, Mx1; 249, Mx2; 250, Mxp; 251, P1; 252, P2; 253, P3; 254, P4; 255, P5; 256, exopod of left P5; 257, distal portion of right P5.

Nota: - Head and 1st thoracic segment separated dorsally by fine line, 4th and 5th fused.
- Abdomen 5-segmented, anal segment very short.
- Rostrum or filaments absent.
- Posterolateral margin of 5th thoracic segment angular with rounded tip.
- A1 reaching posterior end of 2nd abdominal segment; segments 8-10 and 20-21 fused in right A1, segments 8-10 only fused in left A1. Sensory appendages on segments 2, 3, 5, 7 and 9.
Other appendages and swimming legs as in female.
- P5 large, exceeding end of caudal rami. In right P5, 2nd and 3rd exopodal segments fused to one slender segment bearing a hump posteriorly in the distal half, terminal segment flattened; endopod lacking. In left P5 basipod large; endopod 1-segmented, about twice as long as 3-segmented exopod; terminal segment of exopod slender, with lamella reinforced by ''veins'' especially at the tip.

NZ: 1

Carte de distribution de Tharybis compacta par zones géographiques
Loc:
NW Atlant. (S off Woods Hole).
Type locality: 39°45.2' N, 70°33.8' W.
N: 2
Lg.:
(200) F: 1,28-1,16; M: 1,22-1; {F: 1,16-1,28; M: 1,00-1,22}
Rem.: hyperbenthique (1750-1822 m).
Le changement de genre ne semble pas définitivement assuré.
Voir aussi les remarques en anglais
Dernière mise à jour : 31/03/2016

 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 02 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