Spilosoma congrua

Walker, 1855

Agreeable Tiger Moth

Spilosoma congrua, commonly known as the agreeable tiger moth, is a white tiger moth native to North America. are distinguished from similar species by their pronounced black , white , and orange "bib" or collar. The species tents its wings when at rest, a characteristic shared with its the Virginia tiger moth. It is one of three common white tiger moth species in the United States.

Spilosoma congrua by Cyndy Sims Parr. Used under a CC BY-SA 2.0 license.Agreeable Tiger Moth by Themom51. Used under a CC BY-SA 4.0 license.- 8134 – Spilosoma congrua – Agreeable Tiger Moth (17609638101) by Andy Reago & Chrissy McClarren. Used under a CC BY 2.0 license.

Pronunciation

How to pronounce Spilosoma congrua: /ˌspaɪləˈsoʊmə ˈkɑːŋɡruə/

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Identification

Distinguished from the Virginia tiger moth (Spilosoma virginica) and other white tiger moths by the combination of pronounced black , white , and orange "bib" or collar on the . When at rest, wings are tented over the body. The overall coloration is white with black spotting on the wings.

Images

Distribution

North America, with records from Canada (Alberta, Manitoba, Saskatchewan) and the United States (Vermont and presumably throughout eastern and central regions).

Host Associations

Behavior

have been observed tented over the body when at rest.

Similar Taxa

  • Spilosoma virginicaVirginia tiger moth; lacks the pronounced black and orange "bib" of S. congrua, though both tent wings at rest and share white base coloration with black spotting

More Details

Parasitoid relationships

The ichneumon Therion morio is known to parasitize caterpillars of tiger moths in the Spilosoma, including related such as Spilosoma virginica. The wasp lays in caterpillar , with offspring emerging from the 's pupal stage.

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Sources and further reading