Figure 22. Marae pillars. a, pillars with horizontal flanges: 1, 2, unilateral flanges; 3–6, bilateral flanges. 1, Rauhara pillar from back line; 2, Te Reinga, right line; 3, Rakahanga, front line; 4, Rakahanga, left line; 5, Rauhara, right line; 6, Te Tohi, back line. b, pillars with corner notches: 1–4, back line pillars; 5, pillar of left line. 1, Te Tohi pillar with vertical flange; 2, Te Reinga, even unilateral notch; 3, Te Reinga, deep unilateral notch; 4, Te Tohi, bilateral notches; 5, Rakahanga, shallow notch and flange. c, worked pillars: 1, Mahue pillar from back line, bilateral projections; 2, Rakahanga, left, two sloping shoulders; 3, Rakahanga, left, bilateral squared shoulders and bilateral horizontal flanges at shoulders and top; 4, Te Reinga, left, mesial curved notch; 5, Te Reinga, right, perforation evidently a natural flaw and not worked; 6, Te Hara, back, bilateral projections or deep flanges.