European Spider Wasp vs Schizonotus Chalcid

Side-by-side species comparison

Attribute European Spider Wasp Schizonotus Chalcid
Scientific Name Episyron albonotatum Schizonotus sieboldi
Order Hymenoptera Hymenoptera
Family Pompilidae Chalcididae
Size 8-14 mm 4-6 mm
Habitat Beaches & Coastal Woodlands
Diet Predators Parasitoids
Regions Europe East Asia, Japan
Conservation Least Concern Not Evaluated

European Spider Wasp

A medium-sized black spider wasp with white markings that hunts orb-weaving spiders across Europe. It nests in sandy soil near the edges of paths.

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Did You Know?

It carries captured spiders by flying short distances while holding them underneath its body.

Schizonotus Chalcid

A parasitoid of mason bee larvae found across temperate Asia. It enters the sealed mud nests of Osmia bees to lay its eggs on the developing bee larvae.

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Did You Know?

It times its attack to coincide with the brief window when mason bee cells are sealed but larvae are still vulnerable.