[635] Renault (96), p. 125; (93), Pl. LIX. fig. 2.

[636] Lindley and Hutton (31), Pls. CXIV., CXC. etc. Most of the specimens figured by these authors are in the Newcastle Natural History Museum. For notes on the type-specimens of Lindley and Hutton, vide Howse (88) and Kidston (902).

[637] Weiss (88), Stur (87), etc.

[638] Vide, p. 367.

[639] Ante, p. 260.

[640] Hick (95).

[641] Brongniart (22), p. 235.

[642] Schlotheim (20).

[643] Brongniart (28), p. 159.

[644] Lindley and Hutton (31), Pl. CXC.