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Calanoida ( Order ) |
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Clausocalanoidea ( Superfamily ) |
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Aetideidae ( Family ) |
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Bradyidius ( Genus ) |
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Bradyidius similis (Sars, 1902) (F,M) | |
| | | | | | | Syn.: | ? Bradyanus armatus Vanhöffen, 1897 a (p.280, figs.); Mrazek, 1902 (p.521);
Undinopsis similis Sars,1902 (1903) (p.34, figs.F,M); Sars, 1925 (p.44); Rose, 1933 a (p.92, figs.F,M); Kovalev & Schmeleva, 1982 (p.83); Mikhailovsky, 1986 (p.88); Gaard & al., 2008 (p.59, Table1, N Atlantic Mid-Ridge);
Undinopsis armatus : Vanhöffen, 1907 (p.517, Pl.21: fig.24, Pl.22: figs.28-30); With, 1915 (p.88, Rem.) | | | | Ref.: | | | Vervoort, 1952 b (n°43, p.3, figs.F,M); ? C.B. Wilson, 1950 (p.173, fig.M); Park, 1966 (p.810, Rem.F,M); Bradford, 1976 a (p.6: Rem.); Shih & al., 1981 (p.1079, figs. F,M, juv.); Gardner & Szabo, 1982 (p.208, figs.F,M); Othman & Greenwood, 1987 (p.1137); Markhaseva, 1996 (p.79, figs.F,M); G. Harding, 2004 (p.42, figs.F,M); Yamaguchi & al., 2005 (p.835, Tabl. VIII) |  issued from : E.L. Markhaseva in Trudy Zool. Inst. RAN, St. Petersburg, 1996, 268. [p.83, Fig.60]. Female. P.md: mandibular palp; R: rostrum (anterior).
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 issued from : E.L. Markhaseva in Trudy Zool. Inst. RAN, St. Petersburg, 1996, 268. [p.84, Fig.61]. Male. Ce: forehead (lateral); R: rostrum (anterior).
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 issued from : G.O. Sars in An Account of the Crustacea of Norway. Vol. IV. Copepoda Calanoida. Published by the Bergen Museum, 1903. [Pl.XXI]. As Undinopsis similis. Female & Male. pr = corner of the last thoracic segment; M = Md (mandibular palp).
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 issued from : C.-t. Shih, L. Rainville & D.C Maclellan inCan. J. Zool., 1981, 59 (6). [p.1089, Figs.79-92]. Female (from Saguenay fjord and adjacent waters of the St. Lawrence River): 79-80, habitus (dorsal and lateral, respectively); 81, rostrum (frontal view); 82, same (lateral); 83, A1; 84, A2; 85, Md and enlarged distal part of gnathobase); 86, Mx1; 87, Mx2; 88, Mxp; 89-92, P1 to P4. Scale A for appendages; scale B for figs 79-80.
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 issued from : C.-t. Shih, L. Rainville & D.C Maclellan inCan. J. Zool., 1981, 59 (6). [p.1090, Figs.93-108]. Male: 93-94, habitus (dorsal and lateral, respectively); 95, rostrum ( frontal view); 96, same (lateral); 97, anal somite and caudal rami (dorsal); 98, A1; 99, A2; 100, Md (gnathobase entirely degenerated); 101, Mx1; 102, Mx2; 103, Mxp; 104-108, P1 to P5. Scale A for appendages and rostrum; B for figs.93-94 and 97. Nota: left A1 24-segmented; right 23-segmented (segments 8-9, 20-21 fused), reaching nearly to posterior margin of 3rd thoracic segment. 1st thoracic segment completely fused with cephalosome. A2 exopod slightly longer than endopod. Md exopod 4-segmented with 3 terminal setae; gnathobase degenerated. Mx1 reduced in size, segmentation and armature; 1st outer lobe with 5 setae; exopod not reduced, with 10 setae; endopod 2-segmented with 4 and 5 setae respectively; 1st inner lobe degenerated, 2nd inner lobe reduced, with 3 terminal setae and a few spinules on medial and lateral margins, 3rd inner lobe reduced to a small process without setae. Mx2 reduced to a narrow lobulated structure with 2 small setae at distal end. P1 to P4 similar to those of female. Urosome 5-segmented, anal somite very short.
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 issued from : G. Harding in Key to the adullt pelagic calanoid copepods found over the continental shelf of the Canadian Atlantic coast. Bedford Inst. Oceanogr., Dartmouth, Nova Scotia, 2004. [p.42]. Female & Male. Female with rostrum deeply bifurcate; last thoracic segment with spines thick at base.
| | | | | Compl. Ref.: | | | Shih & al., 1971 (p.32, 143); Shih & Marhue, 1991 (tab.3); Sirenko & al., 1996 (p.345); Markhaseva, 1998 (p.250, Fig.2); Bradford-Grieve, 2004 (p.283); Blachowiak-Samolyk & al., 2006 (p.101, tab.1); Hop & al., 2006 (p.182, Table 4); Galbraith, 2009 (pers. comm.); Kosobokova & al, 2011 (p.29, Table 2, 3, Rem.: Arctic Basins) | | | | NZ: | 7 + 2 doubtful | | | | | | | | | | Loc: | | | Mer du Nord, Norvège, Mer de Barents, Groenland, Kongsfjorden, Spitzberg, Mer de Laptev, Nansen Basin, Atlant. NE, Azores, Medit. E (Ionienne), G. du Maine, Nouvelle-Ecosse, G. du St. Laurent, Saguenay Fjord, Baie des Chaleurs, Mer de Béring, Mer d'Okhotsk, I. Reine Charlotte, Colombie Britannique, ? Philippines (in C. B. Wilson, 1950) | | | | N: | 17 | | | | Lg.: | | | (37) F: 3,24-2,84; M: 2,77-2,4; (65) F: 3; M: 2,4; {F: 2,84-3,24; M: 2,40-2,77} | | | | Rem.: | neritic, hyperbenthic, mesopelagic.
The identification from the Philippines seems doubtful and needs confirmation.
Its observation in the Mediterranean Sea needs confirmation. | | | Last update : 28/09/2012 | |
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 Any use of this site for a publication will be mentioned with the following reference :
Razouls C., de Bovée F., Kouwenberg J. et Desreumaux N., 2005-2012. - Diversity and Geographic Distribution of Marine Planktonic Copepods. Available at http://copepodes.obs-banyuls.fr/en
[Accessed May 20, 2013] © copyright 2005-2012 CNRS, UPMC
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