[62] Geinitz (73) p. 700, Pl. III. figs. 5–7.
[63] Seward and Gowan (00) p. 137; Seward and Ford (06) p. 374.
[64] Dawson (59) A. p. 478, fig. 1.
[65] ibid. (71) A. p. 38.
[66] Solms-Laubach (95) A.
[67] Dawson (71) A. Cf. Pl. XI. figs. 131, 134, etc.
[68] Carruthers (73).
[69] Goeppert (52) A.
[70] Carruthers (73).
[71] White (02).