Silver Birch Web-Spinning Sawfly vs Banchine Wasp

Side-by-side species comparison

Attribute Silver Birch Web-Spinning Sawfly Banchine Wasp
Scientific Name Pamphilius sylvaticus Banchus falcatorius
Order Hymenoptera Hymenoptera
Family Pamphiliidae Ichneumonidae
Size 9-12 mm 12-16 mm
Habitat Woodlands Meadows
Diet Herbivores Parasitoids
Regions Europe Europe, Central Asia
Conservation Least Concern Least Concern

Silver Birch Web-Spinning Sawfly

A flat-bodied sawfly with long filiform antennae and a broad head. Larvae roll or fold birch leaves with silk and feed within the shelters.

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Did You Know?

The flattened body shape of pamphiliid sawflies is an adaptation that allows adults to squeeze into tight spaces in leaf litter and bark crevices.

Banchine Wasp

A stout black-and-yellow ichneumon wasp that mimics social wasps in appearance. It is a solitary parasitoid of moth larvae feeding on low-growing plants.

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Did You Know?

Its bold yellow-and-black pattern is a convincing mimic of common social wasps, deterring predators.