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Copépodes planctoniques marins
Paraugaptilus meridionalis  Wolfenden, 1911   (F,M)
Taxonomy
Ordre Calanoida
Superfamille Arietelloidea
Famille Arietellidae

Synonymie

Paraugaptilus buchani : Sars, 1925 (p.336); Rose, 1933 a (p.242: figs.F,M); Vives & Shmeleva, 2007 (p.166, figs.F,M); ? C.B. Wilson, 1950 (p.275, figs.F)

Références

Wolfenden, 1911 (p.353, figs.F); Sewell, 1948 (p.505); Deevey, 1973 (p.254, Rem.); Bradford, 1974 a (p.524, Rem.)

Figures

Planche 1 Issued from : G.O. Sars in Résult. Camp. Scient. Prince Albert I, 69, pls.1-127 (1924). [Pl.CXXI, figs.1-18]. As Paraugaptilus buchani.
Female (from W Canary Is. & Azores): 1, habitus (dorsal); 2, idem (lateral left side); 3, forehead (lateral); 4, rostrum; 5, A1; 6, A2; 7, left Md; 8, right Md (masticartory edge); 9, Mx1; 10, Mx2; 11, Mxp; 12, P1; 13, P2; 14, P3; 15, P5.
Nota: Head equal ½ prosome length and ending by a obtuse spurt.
Rostrum as small and narrow tongue-like with 2 long thin filaments.
Posterior lobes of the last pedigerous segment reduced, truncated, do not pass beyond the beginning of the genital segment.
Urosome equal 1/3 prosome length.
Genital segment short,about the length of the two following segments together, slightly swollen bfore the middle.
Caudal rami large, about 2 times length than wide, outer edge naked, inner edge with fine hairs. ; Setae relatively short, little unequal, all with ciliary.
A1 pass just beyond the prosome length.
A2 with the endopod very thin, 2 times the exopod length, the length of the distal segment pass considerably the proximal.
Mx1 with outer lobe short and thick, bearing 5 spines at the extremity, diminishing successively in length inside, epipodite with 6 setae, endopod naked at the ending and the little endite at base without apical seta.
P5, rudimentary, each leg bearing 1 terminal ciliated seta and 1 short seta outside.

Male: 16, habitus (dorsal); 17, P5; 18, anal segment and caudal rami (dorsal).
Nota : P5 asymmetical, the left leg more strong, 3-segmented, bearing on the distal segment 2 movable spines forming a grip. Endopods rudimentary, the left little more large than the right, with a slight bilobated indication at the extremity.
Planche 2 issued from : R.N. Wolfenden in Die Marinen Copepoden der Deutschen Südpolar-Expedition 1901-1903, 1911. [p.354, Fig.81].
Female (from Cape Verde Islands): a, A2; b, Mx1.
Planche 3 issued from : R.N. Wolfenden in Die Marinen Copepoden der Deutschen Südpolar-Expedition 1901-1903, 1911. [Pl.XXXIX, Figs.1-4].
Female: 1, habitus (lateral); 2, idem (dorsal); 3, Mx2; 4, P5.

Distribution

NZ: 3 + 5 douteux

Carte de distribution de Paraugaptilus meridionalis par zones géographiques


Localisations

Atlant. (off W Cape Verde Is., Canary Is., Azores, W Ireland), California, ? New Zealand, ? Philippines, ? Alaska, ? off Peru

Citations

N: 3

Dimensions (mm)

(1) F: 3,3; (10) F: 2,9; (1132) M: 2,8; {F: 2,90-3,30; M: 2,8}

Remarques

La confusion entre cette espèce et P. buchani rend les localisations géographiques incertaines.
Furuhashi (1965, p.23) signale cette forme dans les mers environnant le Japon

Voir aussi les remarques en anglais
Dernière mise à jour : 05/02/2015