---

Hi,
These days many small Chironomids are swarming around or sitting on the lower side of the leaves of our Philadelphus shrubs. I took some photos, hoping that a subfamily or even more could be found out. Many thanks, Sundew

These are females:

---

Here are most probably their males:

---

I'd say these are Microtendipes pedellus

---

Oh, great - it is an identifiable species! Many thanks, Tony!