Is a short 700 m spur on the southern side of Waratah Ridge between Zig Zag Spur and Scatters Ridge. The start is 1.2 km from the barrier at 489 022, and it extends south to 490 015. Named by Yuri Bolotin on a bushwalk, 12th June 2015 after the feature, Perforated Dome, located at the end of this spur.