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


Yellow Feathery Antennae Robber Fly - Ommatius coeraebus

Family Asilidae

This page contains pictures and information about Yellow Feathery Antennae Robber Flies that we found in the Brisbane area, Queensland, Australia.

Body length 20mm, male
Notice this robber fly has the antenna in plumose form, i.e., like a feather. Its legs are black femur with yellow tibia and black tarsus. Wings are dark brown in colour.
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Also notice its "beard" of setae around the face. It is believed that they serve as protection to their face from damage by their prey.  
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They are active predators on flying insects, unselective in prey species. Their long legs can capture other flying insects on flight.  
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Marginal cell on wing is closed. Male of this species have the wings costa vine curved outwards. 
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1. Keys -  Robber Flies (Asilidae) Home page, by Fritz Geller-Grimm, Torsten Dikow, Robert J. Lavigne 
2. Ommatius Australian Asilidae - Dr. Robert Lavigne, Honorary Research Associate, South Australian Museum, Adelaide, SA.  
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Last updated: May 04, 2013.