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 Slender Robber Fly - Cerdistus sp.

Family Asilidae

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

Body length 15mm, female
This robber fly is yellowish-grey in colour, wings tinted with reddish brown. Legs are black with yellowish-brown. Its antennae are slender style.
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The above picture shows the robber fly feeding on its prey, a winged ant. Robber Flies are air hunter. They have piercing mouth-parts and strong legs which can catch prey on flight. They are medium to large size flies with large eyes and necked head. They are active predators on flying insects, unselective in prey species. 
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This robber fly is medium in size, usually found resting on tips of stems.  
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1. Asilini - Australian Asilidae - Dr. Robert Lavigne, Honorary Research Associate, South Australian Museum, Adelaide, SA. 
2. Family ASILIDAE Robber Flies - Australian Biological Resources Study, Australian Faunal Directory.
3. A new species of Cerdistus (Insecta: Diptera: Asilidae) from South Australia, Cerdistus judyjanei,  Lavigne, R.J. 2010 - The South Australian Naturalist 84(1): 7-14 [7-12]. 

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Up ] Black-legged Slender Robber Fly ] [ Yellow Slender Rubber Fly ] Yellow-legged Slender Robber Fly ] Black Slender Robber Fly ] Brown Slender Robber Fly ] Red-legged Robber Fly ] Red Rubber Fly ] Large Brown Rubber Fly ] Line-legged Brown Rubber Fly ] Dusted Robber Fly ] Dark Robber Fly ] Common Brown Robber Fly ] Orange Robber Fly ] Line-legged Robber Fly ] Reddish Robber Fly ]


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Last updated: October 21, 2012.