Diptera: Simuliidae (Black Flies)
- Soft-bodied fly larvae with bulbous, rounded abdomen.
- Head well-developed, usually with a pair of foldable fangs on anterior emd.
- Triangular-shaped pupae with conspicuous gills originating from the anterior end of the thorax, found in a woven cocoon
attached to substrate.
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Length: 3 mm to 15 mm