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  Fireflies. Possess abdominal luminous organs. Males fly after dusk and emit a series of flashes. Females flash but are not known to fly. Synchronished flashing occurs in some species. Males have large bulging eyes and luminous organs on ventrites 5 & 6 while females have the luminous organ on the 5th ventrite. The larva feed on small land snails.   [25 Aust. species]  

Luciola nigra Luciola flavicollis (female) Luciola flavicollis (male)  



Thanks to Lesley Ballantyne for identifications.


Australian Beetles

John F. Lawrence and E.B. Britton

Melbourne University Press, 1994

Page 113