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| Calanoida ( Order ) |  |  |  
|     Clausocalanoidea ( Superfamily ) |  |  |  
|         Pseudocyclopiidae ( Family ) |  |  |  
|             Thompsonopia ( Genus ) |  |  |  |  |  |  
| | Thompsonopia stephoides  (Thompson, 1895)   (F,M) |  | 
 |  |  |  |  |  |  |  |  |  | Syn.: | Pseudocyclopia stephoides I.C. Thompson, 1895 (p.96, figs.F,M); Giesbrecht & Schmeil, 1898 (p.31); Sars, 1902 (1903) (p.71, figs.F,M); Rose, 1933 a (p.168, figs.F,M); Sewell, 1948 (p.483); Andronov, 1986 (p.296, figs.F,M, Juv.5, Rem. |  |  |  |  | Ref.: |  |  |  | Jaume & al., 1999 (p.394, Rem.); Vives & Shmeleva, 2007 (p.713, 715, figs.F,M) |  | |  issued from : Andronov V.N. in  Zool. Zh., 1986, 65 (2). [p.297, Fig.2]. Female: 1, habitus (lateral view); 2, dorsal; 3, P5; 4, P4. Male: 6, left A1; 7, distal segments of right A1; 8, P4; 9, left P5; 10, right P5. 
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   issued from : Sars G.O. in  An Account of the Crustacea of Norway, with short descriptions and figures of all species. Vol. IV. Copepoda Calanoida. Publ. by The Bergen Museum. 1903. [Pl. XLVII]. As Pseudocyclopia stephoides . Female & Male.
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   issued from : Sars G.O. in  An Account of the Crustacea of Norway, with short descriptions and figures of all species. Vol. IV. Copepoda Calanoida. Publ. by The Bergen Museum. 1903. [Pl. XLVIII]. As Pseudocyclopia stephoides . Female; R + a1 = rostrum and A1 (frontal view); M = Md; m = Mx1; mp1 = Mx2; mp2 = Mxp. Nota: A1 20-segmented, 1st segment very large. A2 with endopod about twice as long as the exopod.
 |  |  |  |  |  |  | Compl. Ref.: |  |  | Holmes, 2001 (p.55) |  |  |  |  | NZ: | 2 |  |  |  |  |   
  			
				
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				  Distribution map of Thompsonopia stephoides by geographical zones
 |  |  |  |  |  | |  Chart of 1996 |  | 
 |  |  |  |  | Loc: |  |  |  | S Ireland, Liverpool Bay, Norway (Christiansund), Pas de Calais (in Brylinski, comm. pers..), Mauritania (Cap Blanc) |  |  |  |  | N: | 5 |  |  |  |  | Lg.: |  |  |  | (65) F: 1,2; M: ± 1,2; (504) F: 0,96-0,92; M: 0,94-0,88; (506) F,M: 1,2; {F: 0,92-1,20; M: 0,88-1,20} |  |  |  |  | Rem.: | hyperbenthic (±50-100 m. This species has been transfered from the genus Pseudocyclopia into the genus Thompsonia in Vives & Shmeleva, 2007 (p.715, 716).
 |  |  |  |  | Last update : 01/02/2015 |  |  |  
        
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 Razouls C., Desreumaux N., Kouwenberg J. and de Bovée F., 2005-2025. - Biodiversity of Marine Planktonic Copepods (morphology, geographical distribution and biological data). Sorbonne University, CNRS. Available at http://copepodes.obs-banyuls.fr/en [Accessed October 31, 2025] © copyright 2005-2025 Sorbonne University, CNRS |  |  |  |