CONTENTS ix 



CHAP. PAGE 



VIII. Crab-Spiders. Mimicry. The appearance of 

 crab-spiders. Their haunts. Protective 

 coloration and resemblance. Habits corre- 

 lated with structure. Probable origin of 

 " mimicry n ....... 52 



IX. Wolf-Spiders. General habits. Semi-aquatic 

 species. Nomads and settlers. Structure. 

 Eyes. Lycosa picta. A colony in full swing. 

 The burrow. Egg-bags. Recognition of 

 cocoons. Want of discrimination. The 

 Tarantula, Its haunts and habits. The 

 death -stroke. The burrow and its parapet. 

 Sunning the cocoon. Carrying the young. 

 Poisonous properties 58 



X. Jumping Spiders. The Zebra Spider. Its struc- 

 ture. Its wonderful eyes. Hunting its prey. 

 The use of the drag-line. Sight in jumping 

 spiders. Love dances. Sham-fights. A 

 remarkable piece of research . 7B 



XI. Theraphosid Spiders. Sub-division of the Order. 



Mandibles. Ahjpus and its nest. Its habits. 

 Aviculariidae. A giant spider. Trap-door 

 nests. Method of burrowing. " Bird-eaters," 

 and their habits. Duyesiella. Poor sight but 

 remarkable sense of touch. Psalmopoeus 

 in captivity 87 



XII. Stridulation. How sound is produced in Arthro- 



poda. Its purposes. Popular mistakes. 

 Spines and Keys. The purring spider . 105 



