10 TABLE OF CONTENTS. 



CHAPTER V. 

 ARMATURE OF ORBWEBS : VISCID SPIRALS. 



PAGES 



Spiral Scaffolding— t'orncr Loops— Spinning Viscid Spirals— Cutting Away the Scaffold- 

 Size of Beads— Elasticity of Spiral Lino— Formation of Beads— Beads Dissolved by 

 Rains— Tortion of Spirals by Rain— Xuiuber and Adhesiveness of Beads— Medicinal 

 Properties 79-95 



PART III.— CHARACTERISTIC FORMS AND VARIATIONS 



OF SNARES. 



CHAPTER VI. 



ARGIOPE AND HER RIBBONED ORB. 



Full Orbs— Argiope cophinaria, the Basket Argiope— Distril^ution and Habitat — The Zig- 

 zag Ribbon— The Central Shield— How the Shield is Spun — Spinning the Zigzag 

 Ribbon— A Spider Diary — Swathing Insects — The Notched Zone— Fenders or Pro- 

 tective AVings— AVeb of the Male Argiope— Size and Details of Orbs — Argiope 

 argyraspis, the Banded Argiope— An African Argiope — The Silvered Argiope, A. 

 argenteola 96-109 



CHAPTER VII. 



EPEIRA AND THE ROUND VERTICAL WEB MAKERS. 



Familiar Orbwebs — Epeira Strix, the Furrow Spider — Spider Stowaways — The Head 

 Downward Position — How the Feet Connnand the Snare — "Under Her Thumb" — 

 Natural Sites of Snares— Epeira domiciliorum, or the Domicile Spider — The Insular 

 Spider, Epeira insularis — The Shamrock Spider, Epeira trifolium — Tents in Hedge- 

 rows — Epeira vertebrata — A California Colonist — Epeira trivittata — Gasteracantha — 

 Tufted Webs — Orl^s with Open Hubs — Acrosoma — The IMitred Spider — Epeira cau- 

 data, the Tailed Spider— Meta— A Cave Dweller 110-129 



CHAPTER VIII. 



COMPOSITE SNARES AND SECTORAL ORBS. 



The Labyrinth Spider— How tlie Maze is Made— Uses of tiie Labyrinth— The Orb— The 

 Trapline and Hub — Favorite Sites — Epeira triaranea — Open Sector and Free Radius — 

 Orientation of Trai)linc— S|)irals Spun in Loops — Tiie Spinningwork of Three Tribes 

 in One Welj -Epeira tliaddeus—Zilla and Her Snare— A Scotrli Colony — AVilder's 

 Nephila— Nephila's Snare 130-149 



CHAPTER IX. 



HORIZONTAL SNARES AND DOMED ORBS. 



The Orchard Spider— Variations in the Orb Plane— Protective Apron— The Iluiulihack 

 Spi.lcr, KiK'ira gibherosa— Iluncliback's I lammock— Tetragnatha extensa— Cosmo- 

 poHtan I)iHtril)iition— Tlie Stilt Spider, Tetragnatha grallator— Snares Over tlie 

 Water— Tetragnatha as a Sailor— InMuence of Distribution and l^nvironment- 

 Climate as Influencing Distrihiilioii -Domed ( )rl)s— Tlic I'.asilica Spider— Basilica 

 Spider's Domed Orl)— Basilica an<l I Jiiyphia— Tiii.le Domed Snaic of Linyphia— 

 Spinningwork .\nalogies 150-171 



