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Hi,
in the University building, I regularly check what has been dying on the window sills :)
Some flies are still in an acceptable state, that I have hopes an ID is possible. Although they usually have lost some bristles, there are some magicians here that might successfully deal with the task.

Here is the first one. I find the lower calypter quite large:

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Hi Lorin,

Female Exorista rustica.

Theo

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Thank you Theo. I read that there is a rustica-group, whose members are difficult to distinguish. So should I keep a 'cf.' for the observation here?