. American spiders and their spinningwork. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . associate with theirown snare that of the Lineweaversare Ej)eira labyrinthea and E. tri-aranea. Of these two, the habitis most permanently fixed in theformer, which is rarely,e a y- j^ gypj. ^yitjiout its maze,rmth 1 ?, ? 1 • Spider wlnie with the latter it is sometimes very orb is habitually sec-toral, Labyrintheas snare inclinesto the orbicular, but, as will bepresently shown, appears to be atransition form between th
. American spiders and their spinningwork. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . associate with theirown snare that of the Lineweaversare Ej)eira labyrinthea and E. tri-aranea. Of these two, the habitis most permanently fixed in theformer, which is rarely,e a y- j^ gypj. ^yitjiout its maze,rmth 1 ?, ? 1 • Spider wlnie with the latter it is sometimes very orb is habitually sec-toral, Labyrintheas snare inclinesto the orbicular, but, as will bepresently shown, appears to be atransition form between the orbic-ular and sectoral. In the meth-ods on which it is constructed itproperly is grouped with tlie sec-toral orbmakers. The web of the Labyrinth spi-der is perhaps the most remark-able examjjle of the compositesnare. Its orb is spun at one sideof a mass of variously crossedlines, designated as the maze or labyrinth, from which it is separatedby a small l)ut quite distinct space usually of about an inch. To thecentre of the orb is attached tlie trapline, a ray of several threads which (130). Fig. 114. Snare of the Labyrinth spider, seen from leaf tent is shown in the maze. COMPOSITE SNARES AND SECTORAL ORBS. 131 slants upward into the labyrinth to the point where the spider is domi-ciled. The domicile is a small, bell shaped, silken tent, which is usuallyprotected above by a withered leaf; or is simply a slight silken canopyspun within or against the lower end of the leaf. In the cocooningseason this shelter tent is sometimes spun against the lowest one of the
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