Tryphosa nana (Kroyer 1846)
- Dataset
- The Tryphosa group (Crustacea: Amphipoda: Lysianassoidea: Lysianassidae: Tryphosinae)
- Rank
- SPECIES
Classification
- kingdom
- Animalia
- phylum
- Arthropoda
- class
- Malacostraca
- order
- Amphipoda
- family
- Lysianassidae
- genus
- Tryphosa
- species
- Tryphosa nana
biology_ecology
Habitat. Sand, mud and shelly debris.
description
(Fig. 23)
description
Depth range. 0 – 250 m (Lincoln 1979).
discussion
Feeding strategies. Often found ‘ stripping bait in lobster pots’ (O’Riordan 1982) on carcasses of dead crabs (Norman 1900, Moore 1984), also in Echinocardium tests (Laverack & Blackler 1974).
distribution
Distribution. Tryphosa nana is widely recorded and locally very common along the Atlantic coasts of Europe and the North Sea, from Sweden and southern Norway to Spain (Chevreux & Fage 1925); also reported from Senegal (Schellenberg 1925) and Guinea (Reid 1951). It is also recorded from the Adriatic Sea (Heller 1866, Karaman 1973), Aegean Sea (Bellan-Santini 1985, Christodoulou et al. 2013) and Mediterranean Sea (Bellan- Santini & Ledoyer 1973).
distribution
Type locality. The Kattegat.
materials_examined
Material examined. 23 specimens & 1 slide (female, 5.5 mm), SMNH N. Amph. 6904, from Gåsörännan, Sweden, 30 – 40 m; 8 specimens, AM P. 11222, from Plymouth, Devon, United Kingdom (50 ° 24 ' N 4 ° 7 ' W), coll. A. A. Cameron.
materials_examined
Types. According to Dr Jørgen Olesen (ZMUC) there are two sets of material (ZMUC CRU- 7476? type and ZMUC CRU- 7487 syntype) which might be considered as original material.
Name
- Synonyms
- Anonyx nanus Kroyer 1846
- Anonyx pinguis Boeck 1861
- Orchomene nana (Kroyer 1846)
- Orchomene nanus (Kroyer 1846)
- Orchomenella ciliata (G.O.Sars 1883)
- Orchomenella nana (Kroyer 1846)
- Orchomenella nanus (Kroyer 1846)
- Tryphosa ciliata Sars 1883
- Tryphosa horingii Boeck 1871
- Tryphosa nanus (Krøyer 1846)
- Homonyms
- Tryphosa nana (Kroyer 1846)