Serpentcleide. Nominal pitch: 8-ft C.

https://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~77182~183360/full/,150/0/default.jpghttps://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~79109~183359/full/,150/0/default.jpg