Piccolo timpano.

https://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~51303~104141/full/150,/0/default.jpghttps://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~81480~180887/full/150,/0/default.jpg