[259] Smith, (d), Fig. 83.
[260] Smith, (c), p. 424.
[261] Spinden, p. 221.
[262] Smith, (a), Fig. 12.
[263] Spinden, Plate IX, Figs. 16-18.
[264] Smith, (c), Fig. 371.
[265] Spinden, p. 189.
[266] Spinden, Plate IX, Figs. 12 and 13.
[267] Smith, (d), p. 153; (c), p. 427.
[268] Smith, (a), p. 179.