LIST OF PLATES 
PLATE. 
To lacs page 
I. The Gannet feeding young 
41 
1 The Piltdown Jaw as restored by Dr. A. Smith-Woodward \ 
\As restored by Professor Keith . . . . . . . . / 
42 
III. Male Common Tern feeding young 
45 
IV. Newcastle in Elizabethan Times, and to-day 
45 
V. Parts of British Spiders : — Laseolae 
59 
VI. North Sea Foraminifera 
77 
1 Group of Clay-balls, with embedded Pebbles 
VII. j Bestwood Sandpit .. 
1 Bestwood Sand-pit in Bunter Pebble Beds 
: 
80 
(Microscopic enlargement of Striae on Pebbles, 
VIII. -J ‘ pitted ' surface 
(Clay-balls. Recent. Ancient 
showing 1 
: ::I 
81 
IX. Whitby in 1796 
113 
X. Merlin and Young 
n6 
XI. Merlin and Young 
117 
XII. Major G. E. H. Barrett-Hamilton 
139 
XIII. Sycocrinus 
141 
XIV. Helix nemoralis and its Vars. 
i 4 i 
XV. Fossil Footprint Bed near Scarborough 
154 
XVI. Joseph Anthony Martindale 
157 
jToothwort at Knaresborough 
Xv II. "^The Lake at Plumpton 
../ 
179 
.. T fLycoperdon pyriforme at Knaresborough 
XV 111. Dwarf e d. Fir on Plumpton Rocks 
•1 
../ 
184 
XIX. Effects on gravity and Light on Euglena viridis 
207 
XX. British Oribatidae 
215 
XXI. Filey Brig 
221 
XXII. William West, F.G.S 
227 
XXIII. Woodlice 
297 
XXIV. Nests of Millepedes . . 
305 
. ("Gannet with Normal Eyes 
~ • \ Gannet with Abnormal Eyes 
../ 
315 
XXVI. Golden Eagle 
328 
