It did not look all black like this one?
https://entnemdept.ufl.edu/creatures/MISC/MOTHS/Hypercompe_scribonia.htm
Hmm. Mystery then!
Grrr. Messed up the link again.
https://entnemdept.ufl.edu/creatures/MISC/MOTHS/Hypercompe_scribonia03.jpg
No. It was less ‘spikey’ and more fuzzy. It had the same ‘texture’ of a Woolly Bear; but it was all black.