[125] Seward (97).
[126] Williamson and Scott (96) Pl. XXIV. fig. 16.
[127] Bryce (72) p. 126, fig. 23.
[128] An erroneous interpretation of the Arran stems is given in Lyell’s Elements of Geology: Lyell (78) p. 547.
[129] Guillemard (86) p. 322.
[130] Heer (55).
[131] Göppert (36), etc.
[132] Hirschwald (73).
[133] Kuntze (80) p. 8.
[134] Schweinfurth (82).