My next match-up discovery is a Blackfoot split horn bonnet erroneously attributed to Stinking Bear, Oglala. Unfortunately, I have no further information about this bonnet.
It is forbidden to copy and / or otherwise use content from the «Blackfoot split horn ermine bonnet» without a direct active and indexed hyperlink to the original in the form: "Source: Maza Sapa's Gallery of Plains Indian Warrior Art — https://en.4colors.ru/bkb.html".