Lonsdale: Australian Heteromeringia flies (Clusiidae) 
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Figures 78-87. Figs 78-80: male terminalia, Heteromeringia spinulosa McAlpine 
(aberrant male with elongate surstylus); (78) external, left lateral; (79) external, 
posterior; (80) hypandrial complex, left lateral. Figs 81-84: male terminalia, 
Heteromeringia stegna n.sp.; (81) external, left lateral; (82) external, posterior; 
(83) phallapodeme and phallus, anterior; (84) hypandrial complex (distal portion 
of distiphallus removed), left lateral. Figs 85-87: male terminalia, Heteromer¬ 
ingia trisetosa n.sp.; (85) external, left lateral; (86) external, posterior; (87) 
hypandrial complex, left lateral. Scale bar = 0.25 mm. 
