Freshwater Macroinvertebrates in Hong Kong

Heliogomphus scorpio (South China Glappletail)

Habitat: larvae associated with leaf litter or under rocks in fast-flowing streams

General appearance: body large sized, >20mm long, flattened hairless; enlarged plate-like antennae; no markings on legs; longitudinal mid-dorsal ridge running on abdomen and lateral spines on segments VII - IX

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