Semi-punctated Belid
Sutural Belid
Brown Belid
Red Weevil
Brown Leaf-rolling Weevil
Tiny Black Weevil
Straight-snouted Weevil 
Adelognatha/ Entiminae
Wattle Pig
Fruit-tree Root Weevil
Grey Root Weevil
Peanut Weevil
Black Short Rostrum Weevil
Swamp Banksia Weevil
White Short Rostrum Weevil
Black Short-nosed Weevil 
Diamond Weevil
Black Detritus Weevil
White-headed Weevil I
White-headed Weevil II 
Black Gum Tree Weevil
Grey Gum Tree Weevil
White Gum Tree Weevil 
Tin Strawberry Weevil 
Eucalyptus Weevil I
Eucalyptus Weevil II
Eucalyptus Weevil III
Eucalyptus Weevil I V
Eucalyptus Weevil V
Eucalyptus Weevil VI
Eucalyptus Weevil VII  
Elephant weevil
Backward-nosed Weevil 1
Backward-nosed Weevil 2
Backward-nosed Weevil 3 
Long-nosed Weevil
Black Round-eyed Weevil
Citrus Leafeating Weevil 
Unknown Weevils 


Botany Bay Diamond Weevil - Chrysolopus spectabilis


This page contains information and pictures about Botany Bay Diamond Weevils that we found in the Brisbane area, Queensland, Australia

Body length 25mm
This weevil also known as Diamond Beetle. This weevil is famous in Australia natural history because it was the first scientifically described Australian insect species. 
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It is not too difficult to found them in Karawatha Forest during summer season. We found those weevils always feeding alone on young Acacia tree.
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This weevil has beautiful metallic green dots patterns on black colour. The patterns are slightly different on individual. . 
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The larvae feed on roots of Acacia
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We found the weevil once on gum tree leaf, but not sure if it feed on gum leaf as well. 
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When disturbed, the weevil dropped on the ground and play death. We put it on hand and it slowly walked back onto the leaves. 

The host plants

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Acacia sp.
1. Insects of Australia, CSIRO, Division of Entomology, Melbourne University Press, 2nd Edition 1991, p 678.
2. Insects of Australia and New Zealand - R. J. Tillyard, Angus & Robertson, Ltd, Sydney, 1926, p228.
3. Beetles of Australia - Trevor J Hawkeswood, Angus & Robertson Publishers, 1987, p118.
4. Australian Weevils - Zimmerman, E.C., CSIRO PUBLISHING, 1991, Plate 348. 

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Up ] [ Botany Bay Diamond Weevil ] Black Detritus Weevil ] Black Brown Weevil ] White-headed Weevil I ] White-headed Weevil II ] Gum Tree Black Weevil ] Gum Tree Grey Weevil ]


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Last updated: April 24, 2011.