Observation: Bicellonycha wickershamorum

Observation: Bicellonycha wickershamorum

Primary Observer:

Candace Fallon

Event Date:

2024-07-04

Status:

Verified

Survey

Site Name:

LCNCA - Las Cienagitas

Province/State:

Arizona

Event Date:

2024-07-04

Time of Day:

Night-Time

Start Time:

19:48

End Time:

20:33

Number of Observers:

2

Primary Observer:

Candace Fallon

Additional Observers:

Cheryl Mollohan

target_species_genus:

bicellonycha

target_species_species:

wickershamorum wickershamorum

Location and Habitat

Location Accuracy (meters):

0-25

Habitat Type:

Open Freshwater Wetland - Wetland Bog, fen, freshwater marsh

Habitat Type Notes:

Three large ponds surrounded by reeds, cattails, and yerba mensa. Each pond is circled by a double fence to keep out cattle, which were present in the fields all around the ponds.

Elevation (meters):

1337

Area Searched (hectares):

0.95

Artificial Light Sources

Vehicles: No
Street Lights: No
Buildings: No

Artificial Light Types

Sky Glow (diffuse illumination in the sky): No
Light Trespass (light cast on surfaces beyond its intended target): No
Glare (bright light causing visual discomfort): No

Artificial Light Notes:

 

Observation

Observation Type:

With Flash Data

Number Observed:

11-50

genus:

bicellonycha

Species:

wickershamorum

Observation Notes:

15-20 individuals observed along the ponds and flying in between. At least one individual (see photo) did not have the characteristic yellow outlines on the elytral margins but was instead completely black.

Specimen Voucher Number:

Flash Behavior

First Flash Time:

19:52

Last Flash Time:

20:33

First Flash Temp (F):

78.1

Last Flash Temp (F):

71

Flashes in Pattern:

1

Flash Color:

Green

Flash Pattern Period:

2

Flash Duration:

<0.5

Flash Interval:

1.5

Male Height Zone:

Low (0-3 ft), Moderate (3-8 ft)

Flash Location:

Flashing just above shorter reeds and sedges along sides of ponds, and above vegetation between ponds, moving back and forth between them.

Male Flash Behavior:

One pulse of green light as they slowly cruise around above the vegetation.

Female Flash Behavior:

One flash observed from vegetation.

Leave a Comment

Connect

Sign up for our newsletter to receive updates.

Follow

Follow the Xerces Society.

Share

Share this page.

Support

Support the Xerces Society's conservation work.

This is a project of the Xerces Society, working in collaboration with the IUCN SSC Firefly Specialist Group and New Mexico BioPark Society.

Copyright © 2026 The Xerces Society •1631 NE Broadway Street, #821 • Portland OR 97232 USA
Firefly logo by Ink Dwell studio; © 2020 Jane Kim