Figure 187.—Cook Islands spears, a, Atiu spear (Fuller coll., 3120): four-edged point; remaining length, 1,720 mm.; greatest width of blade point, 41 mm. and thick ness, 21 mm.; lower end of shaft, 33 by 31 mm. b, Atiu vero (in field): length, 12 feet, 4 inches; leaf point (1), 4.7 inches long, greatest width, 1.5 inches and thickness, 0.65 inch; middle shaft diameter, 1.6 inches; lower leaf point (2), 4.3 inches long, greatest width, 0.8 inch, thickness, 0.5 inch. c, Atiu vero (in field): length, 11 feet 7 inches; rounded point (1) to flange, 7 inches long; middle shaft diameter, 1.4 inches; lower rounded point (2), 28.25 inches to flange. d, Rarotongan tao (Vakatini family): length, 9 feet 9 inches; point (1) with seven serrations on one side, length from tip to first serration 4.25 inches, from first to last serration 13.75 inches; diameter beyond last serration nearly 1 inch; blunt lower end (2) diameter not quite 0.5 inch. e, Rarotongan tao termed ni'o pongaponga (Vakatini family): length, 9 feet 2 inches; point, 18 inches long; point four sided and notched in middle of each surface to form series of short four-pointed barbs, most directed toward shaft but some reversed; order of barbs from tip, two normal, space, one reverse, six normal, space, one reverse, seven normal, space, one reverse; point bounded by transverse flange (1); flange and adjacent shaft (2) carved with small triangles and zigzag lines. f, flange (e,1) and shaft (e,2) showing carving motifs. g, cross-section of four-pointed barb. h, Mangaia (Auckland Mus., 9615): spear pointed at each end, decorated with bands of flat sennit; length, 1,750 mm.; middle diameter, 25 mm. i, band technique of h; commencement band of 23 turns; following bands four turns; continuous sennit, same technique as figure 116, a.