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Observation: Photuris frontalis
Primary Observer:
Rosalind Reilly
Event Date:
2025-05-19
Status:
Verified
Survey
Site Name:
Reilly home
Province/State:
Virginia
Event Date:
2025-05-19
Time of Day:
Night-Time
Start Time:
21:00
End Time:
21:30
Number of Observers:
1
Primary Observer:
Rosalind Reilly
Additional Observers:
NA
Target Species Genus:
Photinus
Target Species Species:
macdermotti
Location and Habitat
Location Accuracy (meters):
25-50
Habitat Type:
Woodland/Forest - Trees dominant, and in the over-story
Habitat Type Notes:
Oak/hickory, paw paw, dogwood, holly
Elevation (meters):
69.5
Area Searched (hectares):
1
Artificial Light Sources
Vehicles: No
Street Lights: No
Buildings: Yes
Street Lights: No
Buildings: Yes
Artificial Light Types
Sky Glow (diffuse illumination in the sky): No
Light Trespass (light cast on surfaces beyond its intended target): Yes
Glare (bright light causing visual discomfort): No
Light Trespass (light cast on surfaces beyond its intended target): Yes
Glare (bright light causing visual discomfort): No
Artificial Light Notes:
Light trespass from windows of house
Observation
Observation Type:
Flashing
Number Observed:
1
Genus:
Photuris
Species:
frontalis
Observation Notes:
13mm, clearing in mature hardwood forest. I observed about 3 different species I was unable to catch, but only one frontalis individual.
Specimen Voucher Number:
Flash Behavior
First Flash Time:
21:15
Last Flash Time:
21:15
First Flash Temp (F):
65
Last Flash Temp (F):
65
Flashes in Pattern:
>4
Flash Color:
Unknown
Flash Pattern Period:
~30
Flash Duration:
<1
Flash Interval:
couldn't tell
Male Height Zone:
Moderate (3-8 ft), High (over 8 ft)
Flash Location:
First spotted as it came out of the woods, flashing. Flew over garden/driveway clearing, heading up hill from woods.
Male Flash Behavior:
Fast, regular flashes. I counted 15 flashes in 12 seconds, but it was flashing before that steadily, maybe about 30 flashes. I didn't see any particular color, just yellow-white, probably just my aging eyes.
