Ferdings are larger, and they have dates. The page for the 2 schilling piece, which this definitely appears to be, is located here:
https://en.numista.com/catalogue/pieces140670.html
And here is a screen-shot from my Fedorov catalogue (click to enlarge):
Aside from the pictures in Fedorov, I have not been able to find pictures of this coin anywhere. Can I use your coin for its page? The displayed copyright would be to killeriux45, or whatever else you want to appear there.
This, like many picture-less coins under the Livonian section, was page I was going to draw the image for, but using an actual picture would look nicer, and would be much easier.