XVI 



LIST OF ILLUSTRATIONS 



Page 



Sacculina (after Boas and Delage) - - 198 



Myzostoma (after Von Graff) - - - 199 



Fish- Leeches (Piscicola) (after B. Hofer) - 200 



Pollack-Fluke (Octobothrium pollachii) 201 



Diplozoon paradoxum .... 202 

 Distomum macrostomum (after Loos and 



Vosseler) 203 



A Simple Tape-Worm (Archigetes Sieboldi) 



(from Vosseler) - 204 

 A Fish Tape-Worm ( Tetrarhynchus] (after 



Pintner) 204 



Thorn - headed Worm ( Gigantorhynchus 



gigas] (from Ritzema Bos) - - . - 205 

 Cockroach Gregarine (Clepsidrina blat- 



taritm) (after Butschli) 206 



Reindeer (Rangifer tarandus) - - - 219 



Greyhound 221 



Dachshund 221 



Types of Ancient Egyptian Dogs - - 222 



Fallow Cat (Felis maniculatd) - - - 223 



Hungarian Oxen 224 



Dwarf Zebus of Ceylon .... 225 



BRITISH WILD CATTLE (Bos primigenius) 226 



The Mouflon (Oms musimon) - - 227 



Fibres of Wool 228 



Angora Goats 229 



Bactrian Camels (Came/us Baclrianus} - 231 



Alpacas (Lama pacos) .... 232 



Prehistoric Hog-Maned Horses - - 234 



Przewalsky's Horse (Equus Przewalskii) - 234 



Page 



Head of "Matopo", Prof. Cossar Ewart's 

 Zebra (Equus Burchelli], and of a Nor- 

 wegian Pony (from Cossar Ewart) - 235 



Arabian Horse 236 



A Clydesdale 237 



A Shetland Pony 238 



Egyptian Sculpture 238 



" Sir John ", one of Prof. Cossar Ewart's 



Zebra Hybrids (from Cossar Ewart) - 240 

 Indian Elephant (Elephas Indicus) lifting 



Timber 243 



Angora Rabbit 244 



The Fat Dormouse or Loir (Myoxus glis) - 245 



Game Fowls 247 



Grey Cag Geese (Anser cinereus) - - 248 



Guinea-Fowls (Numida meleagris] - - 249 

 Ostriches (Struthio camehis} on a South 



African Farm 250 



Honey-Bee (Apis mellijica) - - 253 

 Hind-leg of a Worker Bee showing Pol- 

 len-Basket - 254 

 Under side of a Worker Bee, showing 



Plates of Wax ... 254 



Extended Mouth-parts of a Worker Bee - 255 



Honey-Comb and Brood (after Benton) - 255 

 Cowan Hive in Longitudinal Section (from 



Cowan) 258 



Silkworm Moth (Bombyx mori} (after Riley) 259 

 Nopal (Opuntia) and Cochineal Insect 



(Coccus cacti} 260 



