Pine Bark Longhorn vs Waterlily Leaf Beetle
Side-by-side species comparison
| Attribute | Pine Bark Longhorn | Waterlily Leaf Beetle |
|---|---|---|
| Scientific Name | Asemum striatum | Galerucella nymphaeae |
| Order | Coleoptera | Coleoptera |
| Family | Cerambycidae | Chrysomelidae |
| Size | 10-20 mm | 5-7 mm |
| Habitat | Forests | Ponds & Lakes |
| Diet | Wood Feeders | Herbivores |
| Regions | Europe, North America, Siberia, Japan | Europe, Northern Asia |
| Conservation | Least Concern | Least Concern |
Pine Bark Longhorn
A flat, dark grey-brown spondylidine beetle with longitudinal ridges on the elytra. Common in conifer forests across the Northern Hemisphere, it breeds under the bark of dead pines. Adults are nocturnal and hide under bark by day.
Did You Know?
Adults occasionally emerge from structural pine timber in buildings, sometimes years after the wood was milled.
Waterlily Leaf Beetle
A small, brown leaf beetle that feeds on the upper surfaces of waterlily pads. It creates distinctive feeding grooves across floating leaves.
Did You Know?
Although it feeds on aquatic plants, the beetle cannot swim and will drown if it falls off a lily pad into open water.