Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Lucidota atra - Black Firefly

Black Firefly - Lucidota atra Black Firefly larva - Lucidota atra Firefly - Lucidota atra Firefly - Lucidota atra Lucidota atra Lucidota atra Firefly - Lucidota atra Black Firefly  - Lucidota atra
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Elateriformia)
Superfamily Elateroidea
Family Lampyridae (Fireflies)
Subfamily Lampyrinae
Tribe Lucidotini
Genus Lucidota
Species atra (Black Firefly)
Explanation of Names
Lucidota atra (Olivier 1790)
atra = 'black'
Size
7.5-13.0 mm(1)
Identification
Typical form:

Melanic forms:

Ventral--note reduced light organ:
Range
e NA to e Great Plains (NS-FL to MB-TX)(1)(2)(3)
Habitat
Open woodlands, often found on trees
Life Cycle
Day-active. Males do not flash, except perhaps immediately after eclosion
Remarks
Adult exudes a milky fluid from joints of legs and abdomen when captured. Light organs appear as small yellowish spots on last abdominal sternite of female or last two sternites of male.(4)
Works Cited
1.The fireflies (Coleoptera: Lampyridae) of Ontario
Luk S.P.L., Marshall S.A., Branham M.A. 2011. Canadian Journal of Arthropod Identification 16: 1-105.
2.Checklist of beetles (Coleoptera) of Canada and Alaska. Second edition
Bousquet Y., Bouchard P., Davies A.E., Sikes D.S. 2013. ZooKeys 360: 1–402.
3.Texas A&M University Insect Collection (TAMUIC)
4.A Manual of Common Beetles of Eastern North America
Dillon, Elizabeth S., and Dillon, Lawrence. 1961. Row, Peterson, and Company.