ERRATA IN VOL. XVIII.
p. 18, 8th and 10th lines from top : For "Goulding," read
"Goulden."
pp. 71 and 72 : There are so many misprints in these two
pages that a cancel leaf is supplied. The binder is
desired to insert it in place of that formerly printed.
Facing p. 285, Plate IX., fig. 4. in legend : For "Saxatilis,"
read "saxatilis."
Facing p. 285, Plate IX., fig. 5. in legend : For "Sulcata."
read "sulcata."