Species Card of Copepod
Misophrioida ( Order )
    Misophriidae ( Family )
        Arcticomisophria ( Genus )
Arcticomisophria bathylaptevensis  Martinez Arbizu & Seifried, 1996   (F)
Ref.:
Martinez Arbizu & Seifried, 1996 (p.286, Descr.F, figs.F)
Species Arcticomisophria bathylaptevensis - Plate 1 of morphological figuresissued from : P. Mattinez Arbizu & S. Seifried in Sarsia, 1996, 81. [p.287, Fig.1].
Female (from laptev Sea): A, habitus (dorsal); B, idem (lateral).
Scale bar 0.1 m.

Nota : 1st pedigerous somite entirely concealed beneath carapace-like expansion extending from posterior margin of maxilliped-bearing somite ; 3rd and 4th pedigerous somites produced posteriorly. Urosome 5-segmebted; genital and 1st abdominal somites fused to form genital double somite.


Species Arcticomisophria bathylaptevensis - Plate 2 of morphological figuresissued from : P. Mattinez Arbizu & S. Seifried in Sarsia, 1996, 81. [p.288, Fig.2].
Female: A, A1; B, rostrum and 1st antennulary segments; C, Md.
Scale bars 0.050 mm.

Nota :
Rostrum posteroventrally produced, with 2 pairs of sensillae and a median pore. Naupliar eye not observed.
A1 19-segmented.
Md : endopod 2-segmented ; exopod 5 segmented.


Species Arcticomisophria bathylaptevensis - Plate 3 of morphological figuresissued from : P. Mattinez Arbizu & S. Seifried in Sarsia, 1996, 81. [p.289, Fig.3].
Female: A, A2; B, Mx1.
Scale bars 0.050 mm..

Nota:
A2: endopod3 -segmented; exopod 6-segmented, setal formula 0, 2,1, 1,1,3.
Mx1 : praecoxal arthrite with 7 strong spines and 7 setae, 2 of which aeise from anterior surface ; coxal endite with 6 setae terminally ; epipodite of coxa with 8 setae of unequal length ; proximal and distal basal endites with 4 setae ; endopod 1 segmented, representing fused 1st to 3rd segments ; armature divided into groups of 4 inner medial, 4 inner subterminal and 6 terminal setae : exopod 1-segmented, bearing 11 setae and long spinules on inner an douter margin.


Species Arcticomisophria bathylaptevensis - Plate 4 of morphological figuresissued from : P. Mattinez Arbizu & S. Seifried in Sarsia, 1996, 81. [p.290, Fig.4].
Female: A, Mxp; B, Mx2; C, basis and endopodal segments of Mx2.
Scale bar 0.050 mm.

Nota:
Mx2 : praecoxa partially fused with coxa, with 2 endites, proximal one armed with 7 setae, distal with 3 setae ; coxa with 2 endites, each with 3 setae ; allobasis derived from fusion of basis and 1st endopodal segment, produced into strong, curved claw and bearing 4 setae ; rest of endopod 3-segmented, setal formula ; 2, 2, 4.
Mxp : syncoxa with 3 endites, setal formula 1, 3, 2 ; basis with 3 spinulose inner setae medially and a row of long spinules proximally ; endopod 5-segmented, setal formula 2, 2, 2, 2, 5.


Species Arcticomisophria bathylaptevensis - Plate 5 of morphological figuresissued from : P. Mattinez Arbizu & S. Seifried in Sarsia, 1996, 81. [p.291, Fig.5].
Female: A, P1; B, P2; C, endopod 2 of left P1.
Scale bar 0.050 mm.


Species Arcticomisophria bathylaptevensis - Plate 6 of morphological figuresissued from : P. Mattinez Arbizu & S. Seifried in Sarsia, 1996, 81. [p.292, Fig.6].
Female: A, P3; B, P4
Scale bar 0.050 mm.


Species Arcticomisophria bathylaptevensis - Plate 7 of morphological figuresissued from : P. Mattinez Arbizu & S. Seifried in Sarsia, 1996, 81. [p.293, Fig.7].
Female: A, caudal ramus (lateral); B, telson (dorsal); C, urosome (ventral); D, P5 and P6; E, genital field (lateral).
Scale bars 0.050 mm.

Nota : Caudal ramus with 7 setae.


Species Arcticomisophria bathylaptevensis - Plate 8 of morphological figuresissued from : P. Mattinez Arbizu & S. Seifried in Sarsia, 1996, 81. [p.294, Fig.8].
Female (paratype): A, genital field (ventral); B, same (homology of structures, 1: copulatory pore; 2: copulatory tube; 3: gland ?; 4: antrum; 5: seminal receptacle).
Scale bar 0.020 mm.

Nota: Genital field with 2 copulatory pores located at the ventromedian surface of the double somite and a T-shaped seminal receptacle.

NZ: 1

Distribution map of Arcticomisophria bathylaptevensis by geographical zones
Loc:
Arct. (Laptev Sea)
N: 1
Lg.:
(608) F: 0,59-0,52; {F: 0,52-0,59}
Rem.: hyperbenthic (3237 m)
Last update : 20/01/2016
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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 November 21, 2024]

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