Filamentous, cuticle-derived protrusions, mainly seen in aquatic larva of insects. They are paired and segmented, just like insect's body. Abdominal gills are used for the uptake of water, salt, oxygen or food.
What is ABDOMINAL GILLS?
ABDOMINAL GILLS: "Larvae of Permoplectoptera have 9 pairs of abdominal gills."
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