. American spiders and their spinningwork. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . Fig. 166. Curled thread of Clld)iona.(After Staveley.) THE FEATHEEFOOT SPIDEK, ULOBORUS PLUMIPES. 179. Fig. 167. Unfinished web of Uloborus Walckenacrius.(After Emerton.) The same author says that the spiral lines of Hyptiotes and Uloborushave a strong, smooth thread through the centre. That of Hyptiotes, whichhe examined fresh, had the finer part arranged in rcg-Jr , ular leaves or scallops, in wliicli the separatefibres could not be d
. American spiders and their spinningwork. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . Fig. 166. Curled thread of Clld)iona.(After Staveley.) THE FEATHEEFOOT SPIDEK, ULOBORUS PLUMIPES. 179. Fig. 167. Unfinished web of Uloborus Walckenacrius.(After Emerton.) The same author says that the spiral lines of Hyptiotes and Uloborushave a strong, smooth thread through the centre. That of Hyptiotes, whichhe examined fresh, had the finer part arranged in rcg-Jr , ular leaves or scallops, in wliicli the separatefibres could not be thread of Uloborus, at leastwhen old and dried, had theloops longer and less regular, andhe had not been able to distin-guish the separate fibres exceptat the edges of the band. Tomy eye the spiral seemed to bea single continuous fiocculent fil-ament without any supportingthread, thus differing from Hyp-tiotes. But of this I am notconfitlent. Under a commonhand lens it has a milky orfilmy hue. The position of the spider upon her snare is very much like that ofTetragnatha. I have found her stretched out underneath the hub, with the legs extended fore and aft almost in a straight line with the _, ribboned decorations to which the feet clun
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