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Calanoida ( Order ) |
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Clausocalanoidea ( Superfamily ) |
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Aetideidae ( Family ) |
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Pseudochirella ( Genus ) |
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Pseudochirella divaricata (Sars, 1905) (F) | |
| | | | | | | Syn.: | Gaidius divaricatus Sars, 1905 b (p.10, Rem.F);
Pseudeuchirella divaricata: Björnberg, 1973 (p.324, 388) | | | | Ref.: | | | Sars, 1925 (p.91, figs.F); Rose, 1933 a (p.111, figs.F);Bradford & Jillett, 1980 (p.66); Markhaseva, 1989 (p.38); 1996 (p.262, figs.F); Vives & Shmeleva, 2007 (p.598, figs.F,M, Rem.) |  issued from : E.L. Markhaseva in Proc. Zool. Inst. RAN, St. Petersburg, 1996, 268. [p.261, Fig.207]. Female (from S Indian: off Rodriguez Is).Ce: forehead (lateral); P.md: mandibular palp; GntbMd: ganthobase of Md (partial); CP4: coxopod of P4. Nota: Cephalothorax about 3.4 times longer than urosome. Posterior corners of last thoracic segment wing-like (dorsal view), slightly asymmetrical, each with spine. Genital segment symmetrical, with moderate widening in nearly the midlength of segment, twice longer than wide and as long as 3 following segments together. Body surface with chitinous thickenings. Urosomal segments 2-3 with hairs. A1 nearly as long as cephalothorax, or body. Exopodite of P1 3-segmented. Endopodite of P2 2-segmented. Coxopodite of P4 with 21 spines (According to Sars, 1925, with 8-12 spines).
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 Issued from : G.O. Sars in Résult. Camp. Scient. Prince Albert I, 69, pls.1-127 (1924). [Pl.XXV, figs.5-7]. Female (from off Azores and Europa): 5, habitus (dorsal); 6, idem (lateral left side); 7, basipodal segment of P4. Nota: Head and 1st thoracic segment with weak suture ( visible only in dorsal view), Th4 and Th5 separate. Endopodite of P2 distinctly articulated with suture well marked. Basipodal segment (= Coxa) of P4 with 12 thin spines on inner margin arranged in fan-shaped.
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 Issued from : E.L. Markhaseva in USSR Acad. Sci., Zool. Inst., Explor. Fauna Seas. Marine Plankton, 1989, 41 (49). [p.52, Fig.9]. Female: Thoracic segment 5 and genital segment. Nota from the key: 1 - Genital segment symmetrical. 2 - Thoracic posterior corners segment 5 ± asymmetrical. 3 - Corners of thoracic segment 5 with expansion ending in spines . 4 - Genital segment length twice longer than wide.
| | | | | Compl. Ref.: | | | Jespersen, 1934 (p.66); Lysholm & al., 1945 (p.20); Sewell, 1948 (p.348, 500); Wilson, 1942 a (p.205); 1950 (p.317); Fagetti, 1962 (p.21); Grice & Hulsemann, 1967 (p.15); Deevey & Brooks, 1977 (p.256, tab.2, Station "S") | | | | NZ: | 6 | | |
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Distribution map of Pseudochirella divaricata by geographical zones
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| | | | | |  Chart of 1996 | |
 Issued from : E.L. Markhaseva in Issled. Fauny Morei, 1989, 41 (49). [p.59, Fig.18].
Geographical distribution of P. divaricata.
1: from literature; 2: present occurrence. |
| | | | Loc: | | | off W Canary Is., Bay of Biscay - Azores, Sargasso Sea off Bermuda: Station "S" (32°10'N, 64°30'W), Greenland (S Davis Strait), SW Indian (off E Madagascar), Philippines (Sulu Sea), off SE Easter Is., S Chile.
Type locality: 36°17'N, 28°53'W. | | | | N: | 9 | | | | Lg.: | | | (1) F: 4,4; (37) F: 4,4-4,3; {F: 4,30-4,40} | | | | Rem.: | bathypelagic. Sargasso Sea: 1500-2000 m (Deevey & Brooks, 1977, station "S"); | | | Last update : 22/08/2018 | |
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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., 2005-2023. - Biodiversity of Marine Planktonic Copepods (morphology, geographical distribution and biological data). Sorbonne University, CNRS. Available at http://copepodes.obs-banyuls.fr/en [Accessed November 30, 2023] © copyright 2005-2023 Sorbonne University, CNRS
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