. American spiders and their spinningwork. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . of Labyrinthea and thecross lines of Linyphia were so interwoven that fig. 341. The tubular den of Epeira .^ t o J 1 J. ? thaddeus within a sewed leaf. it was mipossible lor me to determine the boundary line between the two webs, orto say at what point the work of the oneended and the other began. (Fig. 340.) Itwas a case of cooperative housekeeping,something like that which I have alreadyillustrated in the case of two Labyrinthspid
. American spiders and their spinningwork. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . of Labyrinthea and thecross lines of Linyphia were so interwoven that fig. 341. The tubular den of Epeira .^ t o J 1 J. ? thaddeus within a sewed leaf. it was mipossible lor me to determine the boundary line between the two webs, orto say at what point the work of the oneended and the other began. (Fig. 340.) Itwas a case of cooperative housekeeping,something like that which I have alreadyillustrated in the case of two Labyrinthspiders (see Fig. 120, page 135), the differ-ence being that in this case the coopera-tion was between species of different tribes,instead of the same species. Nothing couldbetter illustrate the community of habit, Fig. 342. The curled thread of pictyna on its in the particular of spinning rctitelariau supporting radiating lines. (After Emerton.) ,?, -i • . j. „ xi * snares, than such a juxtaposition as this. We have already seen how the tube is used habitually by certain species of Orbweavers, as, for example, Epeira strix, Epeira triaranea, Laby-.
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