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Helicopsyche
''Helicopsyche'' is a genus of Trichoptera, the caddisflies. Helicopsyche contains more than 230 species and are represented on all major faunal regions with highest diversity in tropical and sub-tropical regions. The genus was first described by Siebold, 1856.
== Diagnosis ==
Larva: The case is dextrally coiled, with coils usually completely fused. Head is oval in dorsal view and smooth except for long setae and lateral carina. In lateral view the head has a trianguloid shape with the dorsal margin straight or slightly concave. Pronotum is strongly sclerotized while meso-and metantoum are weakly sclerotized. Anal claw with a single row of comb shaped hooks. Abdominal gills either are present or absent.
Adult: maxillary palps 2-, 3-, or 4-jointed. Antennae as long as fore wing or two times longer than fore wing length. Cephalic warts variable. One pair of oblong central warts on pronotum. Mesonotum either has setal warts or not. Metanotum always with setal warts. Postscutellar line present. Male and females have similar fore wings.
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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