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Calanoida ( Order ) |
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Clausocalanoidea ( Superfamily ) |
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| Mesaiokeratidae Matthews, 1961 ( Clausocalanoidea ) | | Ref.: | Matthews, 1961 (p.37,38); Andronov, 1974 a (p.1005, 1009); Fosshagen, 1978 (p.182: Definition); Razouls, 1982 (p.373); 1993 (p.310); Bowman & Abele, 1982 (p.9); Huys & Boxshall, 1991 (p.419); Bradford-Grieve, 1994 (p.133, Déf.); Bradford-Grieve & al., 1999 (p.881, 902, 904, 935); Ohtsuka & Huys, 2001 (p.461); Boxshall & Halsey, 2004 (p.16; 49; 142: Def., Rem. p.144: la validité de cette famille n'est pas encore bien établie par une analyse phylogénétique); Vives & Shmeleva, 2007 (p.674)
Bradford-Grieve J.M., (2002 onwards). Key to calanoid copepod families. Version 1 : 2 oct 2002. http://www.crustacea.net/crustace/calanoida/index.htm  | | Rem.: | 1 G.: Mesaiokeras. |  issued from : E.L. Markhaseva & F.D. Ferrari in Invert. Zool., 2005, 2 (2). [p.162, Table 4] Setation of oral parts in females Mesaiokeratidae (Clausocalanoidea) and ancestral condition of setation. | | | | | (1) Mesaiokeras Matthews, 1961 | |
| | Ref.: | Matthews, 1961 (p.33, 38); Fosshagen, 1978 (p.183: Def.); Razouls, 1982 (p.373); Huys & Boxshall, 1991 (p.49, 324); Razouls, 1993 (p.310); Bradford-Grieve, 1994 (p.133, Déf.); Mauchline, 1998 (p.87, 88: F; p.90: M); Bradford-Grieve & al., 1999 (p.935: clé spp.); Bradford-Grieve, 2004 (p.287); Boxshall & Halsey, 2004 (p.144, clé des espèces); Vives & Shmeleva, 2007 (p.675, spp. Key) | | Rem.: | Hyperbenthic forms.
On the occasion of the description of this new genus, Matthews discusses the validity of two sections Amphascandria and Isokerandria.
The family Mesaiokeratidae shows characters that are similar to those of the Scolecitrichidae and the Diaixidae.
Type: Mesaiokeras nanseni Matthews,1961. 9 spp. | | Remarks on dimensions and sex ratio: | | The mean female size is 0,424 mm (n= 4; S= 0,065; Cv= 0,153) and the mean male size is 0,431 mm The size ratio (M/F) is 0,885 oo 88,5 % (n= 4; S= 0,019; Cv= 0,021). The sex-ratio (F/M) is 0,57. | | | |
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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., 2005-2013. - Diversity and Geographic Distribution of Marine Planktonic Copepods. Available at http://copepodes.obs-banyuls.fr/en
[Accessed June 19, 2013] © copyright 2005-2013 CNRS, UPMC
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