Schizonotus Chalcid vs Spotted Xiphydriid Wood Wasp

Side-by-side species comparison

Attribute Schizonotus Chalcid Spotted Xiphydriid Wood Wasp
Scientific Name Schizonotus sieboldi Xiphydria camelus
Order Hymenoptera Hymenoptera
Family Chalcididae Xiphydriidae
Size 4-6 mm 12-21 mm
Habitat Woodlands Woodlands
Diet Parasitoids Wood Feeders
Regions East Asia, Japan Europe, Western Asia
Conservation Not Evaluated Least Concern

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.

Spotted Xiphydriid Wood Wasp

A slender wood wasp with a distinctively elongated neck-like pronotum and white spots on a dark body. Females bore into hardwood trees to lay eggs.

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Did You Know?

Like horntails, Xiphydria wood wasps carry symbiotic fungi in special pouches called mycangia, which they inject into wood during egg-laying.