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Copépodes planctoniques marins
Amallothrix lobophora  Park, 1970   (F, ?M1)
Taxonomy
Ordre Calanoida
Superfamille Clausocalanoidea
Famille Scolecitrichidae

Synonymie

Scolecithricella lobophora Park, 1970 (p.476, 511, Descr.F, figs.F); Bradford, 1973 (p.143); Bradford & al., 1983 (p.78); Vyshkvartzeva, 1989 (p.7, Rem.); Ferrari & Steinberg, 1993 (p.483, figs.F, juv., p.488: Rem: a doubt subsists concerning the male attribution mâle at this species by Roe); Suarez-Morales & Gasca, 1998 a (p.111); Hernandez-Trujillo & Esqueda-Escargera, 2002 (in Appendix); Vives & Shmeleva, 2007 (p.794, figs.F, Rem.)

Références

? Roe, 1975 (p.329, Descr. M, figs.M, Rem.); Vives, 1982 (p.292); Vyshkvartzeva, 1999 (2000) (p.235, 236: Rem.)

Figures

Planche 1 Issued from : T. S. Park in Bull. Mar. Sc., 1970, 20 (2). [p.512, Figs.188-192]. As Scolecithricella lobophora.
Female (from G. of Mexico); 188, habitus (dorsal); 189, idem (lateral left side); 190, posterior part of metasome (lateral left side); 191, forehead (lateral); 192, rostrum (anterior view).
Nota: First metasomal segment produced dorsodistally into a lobe. Posterolateral corner of metasome in lateral view produced into a triangular lobe ocverlapping proximal half of genital segment. Rostrum biramous, strong.
Planche 2 Issued from : T. S. Park in Bull. Mar. Sc., 1970, 20 (2). [p.513, Figs.193-201]. As Scolecithricella lobophora.
Female: 193, A2; 194, Md; 195, Mx1; 196, distal part of Mx2; 197, Mxp; 198, P1 (anterior); 199, P2 (distal part of endopod broken off), posterior; 200, P3 (posterior); 201, P5.
Nota: Exopod of A2 7-segmented. Basis of Md with 2 long setae, mandibular blade bearing proximally a row of spines. Mx1: 1st and 2nd inner lobes with 2 and 4 setae, respectively; basis with 5 setae; endopod with 3 +7 setae; exopod with 8 setae. Mx2 with 5 short and 3 long vermiform structures on distal portion. A long curved spine on 1st exopodal segment of P2.
Planche 3 issued from : F.D. Ferrari & D.K. Steinberg in Proc. Biol. Soc. Washington, 1993, 106 (3). [p.484, Fig.10]. As Scolecithricella lobophora.
Female from NE Pacif.: Monterey Bay): A, habitus (lateral left side); B, urosome (lateral left side); C, Md (gnathobase, anterior); D, Md (mandibular palp, posterior); E, Mx1; F, Mx1 (medial lobe 1).
bars: 1 = 0.2 mm for A; 2 = 0.2 mm for B; 3 = 0.1 mm for C-F.
Nota: Lateral lobe of Mx1 with 9 setae; exopod 1-segmented with 8 setae; basoendopod with medial sets of 5 and 3, and 6 terminal setae; medial lobes 2 and 3 with 2 and 4 setae, medial lobe 1 with 9 apical and 2 posterior setae, denticles on anterior and posterior surfaces.
Planche 4 issued from : F.D. Ferrari & D.K. Steinberg in Proc. Biol. Soc. Washington, 1993, 106 (3). [p.485, Fig.11]. As Scolecithricella lobophora.
Female: A, caudal ramus (ventral); B, A1 (segments 1-10); C, idem (segments11-14); D, idem (segments 15-18); E, idem (segments 19-22);
Bars: 1 = 0.2 mm for A; 2 = 0.1 mm for B-E; letters on proximal segments of B-E.
Planche 5 issued from : F.D. Ferrari & D.K. Steinberg in Proc. Biol. Soc. Washington, 1993, 106 (3). [p.486, Fig.12]. As Scolecithricella lobophora.
Female: A, P2 (posterior); B, P3 (posterior); C, P3 (exopodal segment 2, anterior); D, P4 (posterior); E, P4 (endopodal segments 2-3, anterior); F, P5 (posterior).
Bar: 0.1 mm.
Planche 6 issued from : H.S.J. Roe in Bull. British Mus. (Natural History) Zool., London, 1975, 28 (7). [p.330, Fig.17]. Doubtful.
Male (from Cape Verde Islands): a, habitus (dorsal); b, rostrum (ventral); c, rostrum (lateral); d, last thoracic segment and urosome (lateral); e, A2; f, Md (mandibular palp); g, Mx1; h, Mx2 (lobes 4 and 5 omitted); i, Mxp; j, P1; ; k, P2; l, P3; m, P4; n, P5; o, left P5 (last exopodite segment).
Bar scale 0.1 mm unless indicated.
Nota:

Références complémentaires

Grice & Hulsemann, 1965 (p.224); Vives, 1982 (p.292)

Distribution

NZ: 3

Carte de distribution de Amallothrix lobophora par zones géographiques


Cartes et graphiques additionels

Carte 2 Chart of 1996

Localisations

N Atlant (Cape Verde Is., off Mauritania, G. of Mexico), NE Pacif. (California)

Citations

N: 4

Dimensions (mm)

? (8) M: 1,67-1,44; (88) F: 1,6; (535) F: 1,85-1,26; {F: 1,26-1,85}

Remarques

mésopélagique.
Le mâle décrit par Roe (1975) attribué à cette espèce n'est pas sûr.
Cette espèce pourrait être représentative de l'isolement dû à la fermeture de l'Isthme de Panama.
Dernière mise à jour : 29/12/2014