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Calanoida ( Order ) |
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Clausocalanoidea ( Superfamily ) |
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Phaennidae ( Family ) |
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Brachycalanus ( Genus ) |
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Brachycalanus bjornbergae Campaner, 1978 (F, juv.M) | |
| | | | | | | Ref.: | | | Campaner, 1978 a (p.977, figs.F, juv.M); Björnberg & al., 1981 (figs.F, p.636); Bradford-Grieve & al., 1999 (p.880, 928, figs.F); Bradford-Grieve, 2004 b (p.645, tab.2) |  issued from : A. F. Campaner in Ciência e Cultura, 1978, 30 (8). [p.978, Figs.
41-46]. Female (from 23°19' S, 41°57' W): 41-42, habitus (dorsal and lateral, respectively); 43, forehead (anterior ventral view); 44, genital segment; 45, A1; 46, A2. Scale bars: 0.5 mm (41, 42); 0.1 mm (43-46). Nota : Rostrum short, with 2 filaments. Proportional lengths prosome urosome as 78.5 : 21.5 A1 24-segmented, reaching the 3rd thoracic segment Urosome 4-segmented, 4th strongly reduced.
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 issued from : A. F. Campaner in Ciência e Cultura, 1978, 30 (8). [p.979, Figs.47-52]. Female: 47, Md (mandibular palp); 48, Md (gnathobase); 49, Mx1; 50, Mx2; 51, endopodite of Mx2; 52, Mxp. Scale bars: 0.1 mm (47-50, 52); 0.05 mm (51). Nota : Mx1 : outer lobe1 with 9 plumode setae ; 10 plumose setae on exopod ; 3 :3 :3 :4 plumose setae on each endopodite segment 1-4 ; 5 plumose setae plus 1 inner marginal row of setules on basis 2 ; 5 aculeate setae bearing sharp spinules and/or setules on inner lobe 1 ; 2 plumose setae on inner lobe 2 and 3 plumose setae plus 1 long setae on inner lobe 3. Mx2 : 5 long setae on the inner lobe 1 ; 3 long setae on the inner lobe 2 ; 2 long setae plus 1 vermiform seta on the inner lobe 3 ; 1 scythe-shaped heavily chitinized seta + 1 long seta + 1 vermiform seta on the inner lobe 4 ; 1 scythe-shaped spinulose seta + 1 long seta + 2 vermiform setae on the inner lobe 5 ; 1 vermiform seta + 8 brush-like setae on the endopod. Mxp with 1 vermiform seta + 1 brush-like seta + 2 long setae + 3 setae plus an hairy distal area on the basis 1 ; 3 setae on the inner marginal hairy of B2 ; 6 setae on edopodal segment 1, 4 setae on each endopodal segments 2-3 and 3 setae on each endopodal segments 4-5.
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 issued from : A. F. Campaner in Ciência e Cultura, 1978, 30 (8). [p.980, Figs.43-57]. Female: 53, P1 (dorsal view); 54, same (ventral view); 55, P2 (dorsal view); 56, same (ventral view); 57, P3 (dorsal view). Scale bars: 0.1 mm.
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 issued from : A. F. Campaner in Ciência e Cultura, 1978, 30 (8). [p.981, Figs.58-62]. Female: 58, P3 (ventral view); 59, P4 (dorsal view); 60, same (ventral view); 61, P5 (dorsal view); 62,same (ventral view). Scale bars: 0.1 mm (58-62).
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 issued from : A. F. Campaner in Ciência e Cultura, 1978, 30 (8). [p.981, Figs.63-64]. Male V copepodite: 63, habitus (lateral); 64, P5. Scale bars: 0.5 mm (63); 0.1 mm (63).
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Distribution map of Brachycalanus bjornbergae by geographical zones
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| | | | Loc: | | | S Brazil | | | | N: | 1 | | | | Lg.: | | | (441) F: 2-1,6; {F: 1,60-2,00} | | | | Rem.: | hyperbenthic; (depths: 70-150 m).
For Campaner (1978 a, p.977) this species differs from B. ordinarius (Grice, 1972) : see remarks in this late species. | | | Last update : 30/12/2014 | |
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 Any use of this site for a publication will be mentioned with the following reference :
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 April 26, 2024] © copyright 2005-2024 Sorbonne University, CNRS
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