Gold-tailed Ruby Wasp vs South American Grain Stem Sawfly

Side-by-side species comparison

Attribute Gold-tailed Ruby Wasp South American Grain Stem Sawfly
Scientific Name Chrysis fulgida Cephus fumipennis
Order Hymenoptera Hymenoptera
Family Chrysididae Cephidae
Size 7-12 mm 7-10 mm
Habitat Underground Farmland
Diet Parasites Seed Feeders
Regions Central Europe, Southern Europe, Western Europe Europe, Central Asia
Conservation Least Concern Least Concern

Gold-tailed Ruby Wasp

A dazzling metallic wasp with a bright green head and thorax and a golden-red abdomen. It is a brood parasite of potter wasps and mason wasps.

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Did You Know?

Its armoured exoskeleton is so tough that host wasps cannot sting through it.

South American Grain Stem Sawfly

A slender black stem sawfly with smoky wings and yellow abdominal bands. It attacks cereal grain stems in parts of Europe and Asia.

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Did You Know?

Like other cephid stem borers, the larva constructs a silken cocoon inside the hollowed-out stem base where it overwinters before pupating in spring.