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The evolution of TRICHOPTERA and their position in the classification of insects The families of TRICHOPTERA their main characteristics and their...
The life cycle of TRICHOPTERA The egg The larva The pupa
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abdominal segment aboral absent adult Anal claw antennae appearance band base bears bristles British broad caddis flies centre clypeus collected colour constructed covered Curtis curved dark brown darker distal dorsal edge emerged eyes four front genae gills Gular sclerite hairs head inner insects Labrum lakes larger larvae lateral length light Limnephilus Lond longitudinal mandible marks material Maxillae McLachlan median membrane meso mesonotum metathoracic legs narrow occur opening outer pair pale palp patches pattern placed plates posterior posterior margin present Proc projections pronotum prothoracic leg protuberances pupa region rivers running sclerotized separate setae shape short side single situated slightly sometimes species specimens spines stages stones stream surface suture teeth Thorax tibia transverse TRICHOPTERA Ulmer usually vegetable ventral whilst widely distributed width wings yellow Yorks