The Tryphosa group (Crustacea: Amphipoda: Lysianassoidea: Lysianassidae: Tryphosinae) Author Kilgallen, N. M. Author Lowry, J. K. text Zootaxa 2014 2014-02-28 3768 5 501 545 journal article 5767 10.11646/zootaxa.3768.5.1 4c0b59ec-84a8-4daa-8467-3ac34e86ecd6 1175-5326 4909684 FACF814C-3221-44CF-9DED-4B808F186C64 Tryphosa crenata ( Chevreux & Fage, 1925 ) Orchomenella crenata Chevreux & Fage, 1925: 70 (key), 71, figs 60, 61.―Chevreux, 1925: 288.― Reid, 1951: 195 . ― Ledoyer, 1977: 384 .— Kilgallen et al , 2006: 1390 , figs 1–3. Orchomene crenata . — Karaman, 1973: 138 . Orchomenella nana f. crenata . ― Diviacco & Ruffo, 1989: 525 , fig. 359 (in part). Orchomene crenatus . — Barnard & Karaman, 1991: 508 . Types . Chevreux described an ovigerous female, 2.5 mm , from Villefranche on the Mediterranean coast of France . One specimen on 6 slides, MNHN Am 7586, with the corresponding collection details, is probably the material Chevreux & Fage had before them when they described the species . Type locality. Villefranche , Mediterranean coast of France , 20 m , mud . Depth range. 15–150 m ( Kilgallen et al . 2006 ). Distribution . Atlantic coasts of Europe and North Africa: Off Guinea ( Reid 1951 ); Senegal ( Kilgallen et al. 2006 ); Irish Sea ( Kilgallen et al. 2006 ). Mediterranean Sea : Villefranche ( Chevreux & Fage 1925 ); Banyuls-sur- Mer; Gulf of Naples, ( Kilgallen et al. 2006 ); Kotor, Montenegro ( Karaman 1973 as Orchomene nana ).