Spiders

Name: Spiders
Author: Warburton, Cecil
Warburton, Cecil
Spiders
VI. _Agelena._ Its web. The spider and its behaviour
         in captivity. The platform and its carpet.
         The construction of the cocoon. Instinctive,
         not intelligent                                      38

  VII. Water-Spiders. Marine spiders. The fresh-water
         spider. The diving bell, and how it
         is filled with air. Behaviour of the male.
         Winter and summer houses                             47

 VIII. Crab-Spiders.—Mimicry. The appearance of
         crab-spiders. Their haunts. Protective
         coloration and resemblance. Habits correlated
         with structure. Probable origin of
         “mimicry”                                            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 structure.
         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                         76

   XI. Theraphosid Spiders. Sub-division of the Order.
         Mandibles. _Atypus_ and its nest. Its habits.
         Aviculariidae. A giant spider. Trap-door
         nests. Method of burrowing. “Bird-eaters,”
         and their habits. _Dugesiella._ Poor sight but
         remarkable sense of touch. _Psalmopoeus_
         in captivity                                         87

  XII. Stridulation. How sound is produced in Arthropoda.
         Its purposes. Popular mistakes.
         Spines and Keys. The purring spider                 105

 XIII. The Spinning Apparatus. Spinnerets. Their
         mobility. Spools and spigots. Glands. Arrangement
         in _Epeira_. No interweaving of lines. Functions
         of glands. Spinning operations.
         The Cribellum. The feet of spiders                  110

  XIV. The Enemies of Spiders. Cannibalism. Egg
         parasites. Moulting. Starvation. Body
         parasites. Solitary wasps. A gruesome fate          120

   XV. Concluding Reflexions. The “use” of spiders.
         Wide range of habits. Complexity of instincts.
         The mystery of the egg. The storage of
         energy. Economy in diet. Conclusion                 126

  LITERATURE                                                 133

  INDEX                                                      135




  LIST OF ILLUSTRATIONS


  _Frontispiece._ The Banana Spider.

  FIG.

   1. A Spider, a Mite and a Harvestman      9

   2. The Garden-spider and its snare       15

   3. Stretching the viscid line            19
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Spiders

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