California Web Spinner vs Black Web Spinner

Side-by-side species comparison

Attribute California Web Spinner Black Web Spinner
Scientific Name Oligotoma moestum Oligembia nigricans
Order Embioptera Embioptera
Family Oligotomidae Oligotomidae
Size 7.0-10.0 mm 6.0-9.0 mm
Habitat Gardens Deserts & Drylands
Diet Wood Feeders Wood Feeders
Regions North America, Asia Africa, Asia
Conservation Not Evaluated Not Evaluated

California Web Spinner

A small introduced web spinner now established in California and other warm parts of the United States. It is commonly found in gardens and around buildings.

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Did You Know?

This species was accidentally introduced to the Americas and is now one of the few web spinners most North Americans ever encounter.

Black Web Spinner

A small dark web spinner found in arid regions of the Middle East and North Africa. It builds silk tunnels under rocks in dry environments.

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Did You Know?

This species thrives in remarkably dry habitats where few other web spinner species can survive.