LIST OF ILLUSTRATIONS 
- 4 - 
COLOURED PLATES 
Typical Butterflies, 
Frontispiece 
Mimicry in Insects, 
Facing page 10 
Giant Swift Moth, 
• 39 
103 
Beetles in a Flood, 
• 93 
128 
Orthoptera, 
• 33 
176 
Crustaceans, 
• 33 
256 
Cephalopoda, 
. 
° 33 
336 
Land Molluscs, . 
• 33 
345 
Ctenophores, 
• 33 
475 
Sea-Anemones, . 
• 33 
500 
Glass-Sponges, . 
• 33 
537 
Radiolarians, 
• 
e 33 
562 
PAGE 
PLATES 
A Column of the Army-Worm, 
O 
• 
. Page 
53 
Insect Life in Summer, 
. 
. r 
• 
r 
9 33 
65 
Hermit Crabs, . 
c 
c 
c 
. 
• 
• 33 
263 
TEXT 
ENGRAVINGS 
PAGE 
PAGE 
Group of Beetles ( Bruchus ), 
1 
Ichneumon-Wasps, 
24 
Mouth Organs of Insects, . 
7 
Various Ichneumon-Wasps, 
25 
Group of Saw-Flies, 
15 
Pimpla instigator, . 
25 
Boring Apparatus of Giant-Tailed Wasp, 
16 
Microgaster nemorum, 
26 
Giant-Tailed Wasp, 
17 
Javelin-Wasp, 
26 
Pine Saw-Fly and Broad-Bodied Saw-Fly, 
17 
Burnished and Gold Wasps, 
27 
Saw r -Flies, ..... 
18 
Honey-Pot and Parasol Ants, 
31 
Green Saw-Fly, .... 
19 
Mutilla and Scolia, 
33 
Oak-Gall Wasp, etc., 
20 
Pompilus, etc., 
34 
Sponge Gall-Wasp, Oak-Root Gall-Wasp, 
Mellinus, etc., 
35 
etc., ..... 
20 
Leaf-Cutter Bee, . 
36 
Rose Gall-Wasp and Gall, 
21 
Inmates of a Hive,. 
38 
Egg-Wasps, .... 
22 
Mud-Wasps, 
40 
Gouty-Legged Wasp, Chrysalis-Stinger, 
Life-History of the Hornet, 
41 
etc., ..... 
23 
South African Wasp and Nest, 
42 
