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 Major Groups | Crustacea (crustaceans) | Malacostraca (malacostracans) | Amphipoda (sideswimmers) | Eusiridae
 

Eusiridae

Major Group: Crustacea
Minor Group: Malacostraca
Order: Amphipoda
Family: Eusiridae

Descriptive Features:

  • body laterally compressed or dorsoventrally flattened
  • antenna peduncular article 2 longer than article 3, article 3 shorter than article 1, primary flagellum 5- or more articulate
  • antenna 2 less than or more than 5-articulate
  • mandible incisor dentate, lacinia mobilis present on both sides, molar fully triturating
  • maxilliped inner plates well developed, outer plates small
  • gnathopod 1 not sexually dimorphic
  • gnathopod 2 coxa subequal to but not hidden by coxa 3, ischium short
  • pereopod 3 carpus shorter than or subequal to propodus, not produced
  • pereopod 4 coxa subequal to, or larger than coxa 3, carpus shorter than or subequal to propodus, not produced
  • pereopod 5 shorter than or subequal to pereopod 6, coxa smaller than or subequal to coxa 4
  • pereopod 6 shorter than or subequal to pereopod 7, basis expanded or slightly expanded
  • pereopod 7 subequal to or longer than pereopod 5, basis expanded or slightly expanded
  • urosomites 1-3 free, urosomite 1 longer than urosomite 2
  • uropod 1 peduncle without basofacial robust seta, uropod 3 biramous, peduncle without medial process
  • rami lanceolate, outer ramus without recurved spines
  • telson dorsal robust setae absent
  • Total length:  
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    Pseudmoera gabrieli

    Taxonomic Checklist: Species
    Pseudomera
    Paraleptamphopus 

    Distribution: Vic

    Sensitivity Rating: SIGNAL grade 7

    Functional Feeding Group: shredders

     

    Kiewa River, Vic

    Ecology: Instream habitat: Pseudomera species are generally algal-dwelling amphipods most common in cool to cold lotic waters.
    Feeding ecology: Pseudomera feed on algae.
    Habit:
    Life history: The life cycle of Pseudomera gabrieli lacks seasonality.

     

    Information Sources: Lowry & Stoddart 2003, King & Bradbury 2012, Cummins et al. 2005 
    Key to Genera: King & Bradbury 2012
    Key to Species: King & Bradbury 2012

     

     

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