Catocala serena
Edwards, 1864
Serene Underwing
serena, the serene underwing, is a in the Erebidae. It is found in eastern North America from southern Ontario and New England south to Tennessee, and west to Illinois and eastern Wisconsin. are active from July to September with one per year. The feed on shagbark hickory (Carya ovata) and black walnut (Juglans nigra).



Pronunciation
How to pronounce Catocala serena: //ˈkætəkələ səˈriːnə//
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Identification
As a member of the , this possesses cryptic that conceal brightly colored when at rest. The hindwing pattern is characteristic of the genus, though specific diagnostic features distinguishing C. serena from other Catocala species are not documented in available sources. The wingspan measures 55–60 mm.
Images
Habitat
Associated with deciduous forests containing trees, particularly shagbark hickory and black walnut.
Distribution
Southern Ontario, New York, New Jersey, Connecticut, Tennessee, Pennsylvania, Illinois, and eastern Wisconsin.
Seasonality
are on from July to September depending on location. One per year.
Diet
feed on Carya ovata (shagbark hickory) and Juglans nigra (black walnut). feeding habits are not documented.
Host Associations
- Carya ovata - larval foodplantshagbark hickory
- Juglans nigra - larval foodplantblack walnut
Life Cycle
Probably one per year. Specific details of , larval, and pupal stages are not documented in available sources.
Behavior
are and attracted to light. Like other , they likely display the characteristic underwing of flashing brightly colored when disturbed to startle .
Ecological Role
Larval on hardwood trees; likely serve as for and may contribute to as detritus after death.
Similar Taxa
- Catocala aholibahAnother large with similar size and underwing ; distinguished by specific pattern details not specified in available sources
- Catocala verillianaSmaller found in similar ; distinguished by smaller wingspan and different coloration
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- NCBI Taxonomy
- Catalogue of Life
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- Noah Crockette: From an 11-Year-Old Bohart Intern to an 18-Year-Old Entomology Student at Cornell | Bug Squad
- Periodical Cicadas, 2024: Entomologists Prepare for the Six-Week Serenade
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- Bug Eric: National Moth Week Recap, 2015
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