Indian Dobsonfly vs Great Helen
Side-by-side species comparison
| Attribute | Indian Dobsonfly | Great Helen |
|---|---|---|
| Scientific Name | Nevromus testaceus | Papilio iswara |
| Order | Megaloptera | Lepidoptera |
| Family | Corydalidae | Papilionidae |
| Size | 35-50 mm wingspan | 120-150 mm wingspan |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Predators | Nectar Feeders |
| Regions | South Asia | Southeast Asia (Malaysia, Borneo, Sumatra, Thailand, Myanmar) |
| Conservation | Data Deficient | Least Concern |
Indian Dobsonfly
A medium-sized dobsonfly found in hill streams of the Indian subcontinent. Larvae live under rocks in well-oxygenated rapids.
Did You Know?
It is one of the few megalopteran species found in tropical South Asia.
Great Helen
A large, elegant swallowtail with dark velvety black wings bearing a broad white band across the hindwings and blue submarginal spots. The hindwings have distinctive spatulate tails.
Did You Know?
Males are often seen mud-puddling in large groups along forest streams, sometimes alongside dozens of other swallowtail species.