Black Slip Wasp vs Ash Whitefly Parasitoid

Side-by-side species comparison

Attribute Black Slip Wasp Ash Whitefly Parasitoid
Scientific Name Pimpla instigator Encarsia inaron
Order Hymenoptera Hymenoptera
Family Ichneumonidae Eulophidae
Size 12-16 mm 0.5-1 mm
Habitat Underground Woodlands
Diet Parasitoids Parasitoids
Regions Europe, Asia Europe, Asia, North America
Conservation Least Concern Least Concern

Black Slip Wasp

A medium-sized black ichneumon wasp that parasitizes butterfly and moth pupae. Uses its ovipositor to penetrate through cocoons. A common and widespread species.

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Did You Know?

Can drill its ovipositor through tough pupal cases and silk cocoons to reach the developing insect inside.

Ash Whitefly Parasitoid

A minute parasitoid wasp that attacks whitefly nymphs on ash trees and other hosts. It was introduced to California to control the ash whitefly.

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Did You Know?

It successfully eliminated ash whitefly as a pest in southern California within just a few years of introduction.