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Beetles

CARABIDAE
Tree Trunk Tiger Beetle I
Tree Trunk Tiger Beetle II
Longicorn Ground Beetle
Black Ground Beetle 

STAPHYLINIDAE
Rove Beetles 

Scarabaeoidea
LUCANIDAE
Golden Stag Beetle
SCARABAEIDAE
Scarab Beetles

BUPRESTIDAE
Jewel Beetles

Elateroidea
EUCNEMIDAE
False Click Beetles
ELATERIDAE
Click Beetles 
LYCIDAE
Lycid Beetles
CANTHARIDAE
Soldier Beetles

ANOBIIDAE
Spider Beetle 

CLERIDAE
Clerid Beetles
MELYRIDAE
Red and Blue Beetle
Red Soft-winged Beetle
Yellow Soft-winged Beetle

NITIDULIDAE
Sap Beetles
LANGURIIDAE
Lizard Beetles

COCCINELLIDAE 
Ladybird Beetles 

Tenebrionoidea
MORDELLIDAE
Pintail Beetles
RHIPIPHORIDAE
Wedge-shaped Beetles TENEBRIONIDAE
Darkling Beetles
OEDEMERIDAE
Pollen Beetles
MELOIDAE
Blister Beetles  

CERAMBYCIDAE
Longicorn Beetles
CHRYSOMELIDAE 
Leaf Beetles  

Curculionoidea
BELIDAE
Belid Weevils
CURCULIONIDAE
True Weevil

Other Beetle Families 

                                               

Sap Beetles - Aethina concolor

Family Nitidulidae

This page contains information and pictures about Sap Beetles in Family Nitidulidae that we found in the Brisbane area, Queensland, Australia.
 
Body length 3mm 
 
Sap Beetles in Family Nitidulidae are small in size. They usually black or dark brown in colour. They have the board and flatten body adapted to move inside flowers and flower-buds. Their antenna is eleven segmented and the last three segments are clubbed. Their wing-covers are short and usually with last two abdominal segments exposed.
 
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This species are commonly found on large flowers. They are pollen and nectar feeders. Some other Sap Beetle species feed on fungi or rotten plant materials. 
  
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We sometimes found this black little beetle in Hibiscus flowers in our backyard. They are also common in the large flowers in Brisbane Botanic Garden. 
 
Reference:
1. Hibiscus Flower Beetle - lifeunseen.com, Insects and Spiders of Sunshine Coast, Southeast Queensland, Australia, by Nick Monaghan.
2. A guide to the Genera of Beetles of South Australia Part.6 - Matthews, E.G. 1992, p7, Fig18. 
3. A Guide to the Beetles of Australia - George Hangay and Paul Zborowski, CSIRO PUBLISHING April 2010, p147.
4. Northern Territory Insects, A Comprehensive Guide CD - Graham Brown, 2009. 
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Last updated: March 30, 2011.