ILL USTRA TIONS. xi 
PAGE 
A group of fixed Sea-Worms Serpula, Terebella, and Spirorbis 148 
Active Sea-worms, Aphrodite or sea-mouse, and Nereis . . 151 
A group of jointed-footed animals, Arthropoda, showing their 
ringed bodies . ........ 155 
The Common Prawn . . . . . . . .160 
Sandhopper (Talitrus) and Skeleton Shrimp (Caprella) . .163 
Section of a prawn ; and forepart with carapace removed show- 
ing the branching . . . . . . . .164 
Metamorphoses of a Crab . . . . . . .167 
Hermit-crabs in and out of the shell . . . . .170 
Floating Barnacles, Lepas, with a bank of fixed Acorn-Barnacles, 
Balanus . . . . . . . . .174 
Development of the Acorn Barnacle . . . . .176 
A Scorpion with a Cricket in its claws . . . . .179 
The parts of a Spider . . . . . . . .183 
Web of the garden spider ....... 185 
Nest of a trap-door spider . . . . . . .192 
A hunting spider with a bag of eggs . . . . .195 
The Water-Spider, Argyroneta aquatica . . . . .197 
Aphides or plant-lice, with a grub feeding on them . . . 202 
The Cuckoo-spit insect (Aphrophora spumaria) . . . 206 
The Water-Measurer (Gerris) and Water- Boatman (Notonecta) . 208 
The large Green Grasshopper, its changes and its egg-laying . 211 
Spiracle and breathing-tube of an insect , . . . .212 
Cockroaches Young, male, and female, with egg-case . . 216 
May-flies (Ephemera) and Caddis-flies (Phryganea) with their grubs 220 
Dragon-fly, with the grub and the insect emerging . . . 223 
Section of an insect's eye ....... 224 
African Termites king, queen, worker, and soldier. . . 226 
Queen Termite cell with queen within ..... 228 
Butterfly's head, caterpillar's head and cushion-foot, a butterfly's 
egg 237 
Caterpillar, chrysalis, and perfect insect, of the Tortoise-shell 
butterfly . . . . . . . . .239 
Caterpillar and chrysalis of Cabbage Butterfly .... 243 
Caterpillar, cocoon, and moth of the six-spot Burnet . . 246 
Psyche graminella, caterpillar and moth ..... 247 
Clothes-Moth with grub and pupa ...... 249 
Cockchafer grub, cocoon, and beetle ..... 252 
The Nut-weevil, maggot and beetle ..... 254 
