Hi Jacek.
I have long searched without finding anything similar
Perhaps be Cosmarium but I am not sure at all for the peculiar 'thorns' that it has
This is a very good web page:
http://desmids.science4all.nl/?Introduction
Why do not you send to them the photo to go out of the doubt?
Regards.
carlos
Pd. Forgive my insistence and my bad bad english