A condition where a specimen has no wings. A distinction should be made between the shedding of wings (e.g., some louse flies [Hippoboscidae] when they have found a suitable host) and the non-development of wings.
Aptery is often found in species that have a parasitic, terrestrial or even subterranean life style or that are found in other circumstances where wings are of little uses (e.g., boreal conditions or locations without natural enemies like some oceanic islands).
Within certain species apterous individuals may occur next to brachypterous individuals and/or fully winged individuals.
Dr Michael von Tschirnhaus, a leading expert on Chloropidae and Agromyzidae, died on 16 September 2025 at the age of 86. He will be greatly missed by the international community. R.I.P.
Anyone has the scan of "Harkness, R. D.; Ismay, J. W. 1976: A new species of Trachysiphonella (Dipt., Chloropidae) from Greece, associated with an ant Cataglyphis bicolor (F.) (Hym., Formicidae)
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It is with deepest sadness in my heart that I announce that on Saturday, November 15, one of the great minds of world dipterology, prof. Rudolf Rozkošny, left us forever.
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For those specialists not active on Facebook, I just ask to consider to join our group on FB. Please, be aware that it is not necessary at all to be active on FB outside the diptera group. Actually, n
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Appreciate it, Tony Irwin! I got the hint to use the key next to Langton and Pinder key for females of Chironomidae. So no specific queries, except the keys...
I will keep this on my list and hope th