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Fiche d'espèce de Copépode |
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Calanoida ( Ordre ) |
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Epacteriscoidea ( Superfamille ) |
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Ridgewayiidae ( Famille ) |
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Exumellina ( Genre ) |
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Exumellina bucculenta Fosshagen, 1998 (F,M) | |
| | | | | | | Ref.: | | | in Fosshagen & Iliffe, 1998 (p.376, figs.F,M); Barthélémy, 1999 a (p.10, fig.) |  issued from : A. Fosshagen & T.M. Iliffe in J. Marr. Syst., 1998, 15 [p.375, Fig.2]. Female (from Bahamas): A-B, habitus (lateral and dorsal, respectively); C, rostrum and frontal part of head; D, urosome (lateral); E, idem with spermatophore (lateral); F, urosome (ventral); G, A1; H, A2; I, Md; J, Mx1; K, Mx2. Nota: Head and 1st pedigerous somite separated only by a weak dorsal suture. Caudal rami about twice as long as wide and with 6 elements, one being a small posterolateral outer spine. A1 27-segmented with segments II and III partially separated; extending backward to end of genital double-somite; particularly long setae present on segments V, IX, XI, XIV, XX, XXII, XXVI. A2 with exopod 1.5 times longer than endopod; exopod 7-segmented with 11 setae; endopod 2-segmented and compressed with last segment having distinct inner lobe bearing 9 setae. Md with well-developed cutting blade bearing pointed teeth along most of its margin, except for 2 broad and distally serrated teeth on outer margin; Basis of palp unarmed; endopod 2-segmented about twice length of exopod, 1st segment with 1 inner seta, 2nd segment trnasformed into an elongated, flattened thin structure bearing 5 small setae along inner margin and 2 small distal ones. Mx1 with slender praecoxal arthrite having 14 elements; coxal endite and basal endites with 3 and 4 setae respectively; exopod with 2 groups of setae, each with 5 setae; endopod 2-segmented, extremely elongated into flattened and thin structure bearing 3 groups of 4, 3 and 5 small setae, respectively, on inner margin. mx2 compressed, with indistinctly segmented terminal part; 1st praecoxal endite with 4 (5 ?) setae.
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 issued from : A. Fosshagen & T.M. Iliffe in J. Marr. Syst., 1998, 15 [p.377, Fig.3]. Female: A, Mxp; B, P1; C, P2; D, P3; E, P4; F, P5. Male: G, habitus (lateral); H, right A1; I, left P5 (anterior); J, right P5 (posterior). Nota: Urosome 5-segmented. Right A1 geniculate, 22-segmented with two partial divisions of segment 2, segment 22 armed with stylet-like process and 1 aesthetasc distally on anterior margin.
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 issued from : R.-M. Barthélémy in These Doc. Univ. Provence (Aix-Marseille I), 1999 [Fig.15, G]. Female (from Norman's pond cave: Bahamas): G, external ventral view of genital double-somite. go = genital operculum (note the bilobated lobe). Scale bar: 0.010 mm.
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Carte de distribution de Exumellina bucculenta par zones géographiques
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| | | | Loc: | | | Bahamas Islands (Norman's Pond Cave, Exuma Cays) | | | | N: | 1 | | | | Lg.: | | | (763) F: 0,77-0,69; M: 0,69-0,61; {F: 0,69-0,77; M: 0,61-0,69} | | | | Rem.: | anchialine cave.
Voir aussi les remarques en anglais | | | Dernière mise à jour : 05/01/2015 | |
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 Toute utilisation de ce site pour une publication sera mentionnée avec la référence suivante :
Razouls C., Desreumaux N., Kouwenberg J. et de Bovée F., 2005-2024. - Biodiversité des Copépodes planctoniques marins (morphologie, répartition géographique et données biologiques). Sorbonne Université, CNRS. Disponible sur http://copepodes.obs-banyuls.fr [Accédé le 26 avril 2024] © copyright 2005-2024 Sorbonne Université, CNRS
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