Lucidota punctata

Black Firefly
Lucidota punctata

 

Firefly Lucidota punctata male (lobed abdomen tip) June 22, 2009 at Rondeau Provincial Park, Blenheim, Ontario.
Firefly Lucidota punctata male (lobed abdomen tip) June 22, 2009 at Rondeau Provincial Park, Blenheim, Ontario.

Identification:
Head: Black.
Antenna: Black, flattened, knife-like (serrate). Segment 2 extremely short, barely visible. 11 segments on both male and female.
Thorax (Pronotum): Triangular, front extended, more rounded at tip. Center has wide black stripe, slightly narrowing at front (base) and extending fully across hind border. Outside edge beyond black border usually yellow, with a very small rose to reddish blotch inward from the yellow. Sometimes the yellow border is entirely black.
Wings (Elytra): Dull black, rough (coarsely punctured) no ridges.
Legs: Black.
Abdomen: Black, narrow. Last 4 segments of the male dark brownish-yellow on underside; tip lobed. Non-flashing.

Similar Species: Similar to Lucidota atra, but much smaller, thorax blacker.

Size: 5.5 to 6 mm.

Habitat: Wet forests and meadows. Usually near water.

Food: Unknown

Flight time: June

Life Cycle: Day-flying, without light organs. Adults ‘bleed’ fluid from abdomen sides and legs if disturbed. Life-cycle unknown. Larvae probably feed on smaller insects as other Lucidota species.

Comments: Essex County – listed on Ojibway species list for 2005, but not 2008. However, 10 specimens were found by Luk, et al. from collecting by malaise traps in Essex & Kent counties. No exact locations given.
Kent County – Rondeau Provincial Park – 1 photo.

Synonyms: LeConte, 1852
Lucernuta punctata

References:
Proceedings of the Academy of Natural Sciences of Philadelphia, 1850-51, Vol. 5 by LeConte, pg. 333.
Transactions of the American Entomological Society, 1881-82, Vol. 9 by LeConte, pg. 31.
Beetles of Indiana 1910 by Blatchley, pg. 818.
Canadian Journal of Arthropod Identification, 2011 #16 Fireflies by Luk et al, pp. 82 to 83.

Types:
Holotype as Lucernuta punctata male by LeConte, 1851. Type Locality: Habersham County, Georgia. In the Museum of Comparative Zoology, Harvard, Cambridge, Massachusetts. Type #2771. Photos.

 

 

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