Grey-legged Slender Fly
Orange Slender Fly
Orange-legged Slender Fly
Line-legged Slender Fly
Brown-legged Slender Fly
Black-legged Slender Fly
 
Brachyrhopalinae
Wasp-mimic Robber Fly I
Wasp-mimic Robber Fly II
Zebra Robber Fly I
Zebra Robber Fly II 
 
 

                                               

Line-legged Slender Robber Fly - Leptogaster sp.

Family Asilidae

This page contains pictures and information about Line-legged Slender Robber Flies that we found in the Brisbane area, Queensland, Australia.

Body length 15mm 
 
We distinguished this Slender Robber Fly by the dark-brown line patterns on its legs. 
 
DSC_4743.jpg (218664 bytes) DSC_4751.jpg (235645 bytes) DSC_4756.jpg (201197 bytes)
 
In the photos the robber fly is feeding on a stink bug nymph. 
 
DSC_4757.jpg (243360 bytes) DSC_4763.jpg (217760 bytes)
 
Unlike most robber flies in other subfamily, the robber flies in this family do not attack prey during flight. They attack prey that are not on the wings. 
 
DSC_4757.jpg (228469 bytes) DSC_4751.jpg (256419 bytes)
Reference:
1. Family ASILIDAE Robber Flies - Australian Biological Resources Study, Australian Faunal Directory.
2. Australian Asilidae - Dr. Robert Lavigne, Honorary Research Associate, South Australian Museum, Adelaide, SA.
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Last updated: October 24, 2012.