The Babylonian names of Makhir, Hasdai, Sheshet and Shealtiel are the names of chief rabbis and leaders - Nasi (considered by the Jewish tradition as descendents of king David) of the Jewish center.
Isaac ben Sheshet continued and negated amplifying the penalty since the embarrassed Kohen was not a learned Talmid Chacham Kohen, but an unschooled am ha-aretz Kohen.