Fiche d'espèce de Copépode
Cyclopoida ( Ordre )
    Oithonidae ( Famille )
        Limnoithona ( Genre )
Limnoithona tetraspina  Zhang & Li, 1976   (F,M)
Ref.:
Boxshall & Halsey, 2004 (p. 611)
Espèce Limnoithona tetraspina - Planche 1 de figures morphologiquesIssued from : G. Zhang & Z. Li in Acta Zoologica Sinica, 1976, 22 (4). [p.403, Figs.1-10].
Female (from mouth of Yangtse): 1, habitus (dorsal); 2, rostrum (lateral); 3, P1; 4, P2; 5, P3; 6, P4; 7, P5.

Male: 8, habitus (dorsal); 9, A1; 10, P5 and genital segment.

Nota Female: Caudal rami 6 times as long as broad.
P1 to P4 with exopods and endopods 3-segmented.
P5 2-segmented, basal segment fused with 5th thoracic segment, distal segment bearing 2 spines on outer border, a long seta at distal end and small spine at the distal portion of the inner border.

Nota Male: Grasping A1 14-segmented.
P5 similar to that of the female in general ap^pearance.
P6 bearing 2 setae of unequal lengths.


Espèce Limnoithona tetraspina - Planche 2 de figures morphologiquesIssued from : G. Zhang & Z. Li in Acta Zoologica Sinica, 1976, 22 (4). [p.405]. Characters compared between L. tetraspina and L. sinensis.

Ref. compl.:
Dussart & Defaye, 1985 (p.10); Ohtsuka & al., 2008 (p.115, Table 5); Cordell & al., 1997 (p.2, invasive species, % change 1980-1997); Winder & al., 12011 (p.749, figs.2, 6, invasion chronology); Bollens & al., 2012 (p.101, fig.2, Table 1, species competition); Kimmerer & al., 2014 (p.722, reproduction , growth vs food)
NZ: 3

Carte de distribution de Limnoithona tetraspina par zones géographiques
Espèce Limnoithona tetraspina - Carte de distribution 2Issued from : M. Winder, A.D. Jassby & R.M. Nally in Ecology Letters, 2011, 14. [p.753, Fig.3, e].
Historical abundances of introduced species in the upper San Francisco Estuary between 1972 and 2009.
Adult stages are shown because immature stages were not continuously identified.
Loc:
China (brackish), mouth of Yangtze River, East China Sea, San Francisco and Columbia River estuaries
N: 6
Lg.:
(1173) F: 0,48-0,44; M: 0,40-0,44; {F: 0,48-0,44; M: 0,40-0,44}
Rem.: Incomplete data.
According to Cordell & al., 2008 (p.753) the 1st records of this species in San Francisco estuary and Columbia River are 1993 for the former and 2003 for the latter.

Diagnosis after Boxshall & Halsey (2004, p.611):
P5 2-segmented, with 4 spines/setae on free exopodal segment.
Dernière mise à jour : 04/02/2016

 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 16 septembre 2021]

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