TABLE OF CONTENTS. 13 
CHAPTER XIX. 
GENESIS OF SNARES, 
. PAGES 
Spinningwork Relations—A Hypothetical Standpoint—Genesis of a Trapline—A Simple 
Trail—Trail Telegraph—Foot Lines Commanding Snare—Acroséma at Her Hub— 
Utilizing Web Fragments—Stellate Spider Trapping with a Fragment—Multiplex 
Traplines—Hyptiotes’ Trapline—Ray Spider’s Trapline—The Original Thread—Drag- 
line—Trestlework of Theridium—Theridium’s Parental Snare—Beautiful Snares of 
Linyphia—Snare Among the Morning Glories—From Sheet to Dome—From Dome 
to Tube—Linyphia costata’s Snare—Influence of Maternity—Cocooning Nest of Dolo- 
medes—Codperative Housekeeping—Origin of Orbwebs—Dictyna’s Orb like Snare— 
Orbweavyers’ Curled Spirals—The Ray Spider’s Link—Viscid Lines of Dictyna and 
Amaurobius—Are Theridium’s Threads Viscid?—Another Starting Point—From 
Tubeweaver to Lineweaver—Agalena and Theridium—Epeira and Theridium—Sec- 
toral and Horizontal Orbs—Unity of Industrial Habit ............. 336-356 
