Addendum 3/24:
Same colony (fence along Albert Ave Park) :
https://www.inaturalist.org/observations?nelat=40.44357617290126&nelng=-74.43577610803075&place_id=any&swlat=40.44301277665517&swlng=-74.43644129586644&taxon_id=51267&verifiable=any
The town has removed most of the large bamboo colony on the other side of the fence (Schwendemann/log cabin property, now a town park)
First photo much enlarged. It was very tiny! I have no idea where to put it.
I have yet to discover any S. foetidus in this huge wetland environment! I miss its presence so much!
Holes (new and old) on a dead red oak. Width of the largest hole: 10 cm