Kira Dirlik wrote:
They are cleanly eating from the edge of the leaf inward until the
leaf is totally gone. Nothing messy, very clean ...

The damage pattern is the same as the Colorado Potaro Beetle and its
larvae. However, in another post you say it is not the CPB.
Therefore it is something new to me.

My eggplant foliage attracts a variety of insect pests. I see them up
close since my pest control method is hand picking. Just two days ago
I found a beetle which is new to me... and its appearance fits your
"garbanzo bean" description. Uh-oh.

Daniel B. Martin