. Un manuel pour l'étude des insectes. Les insectes. Uloboridés famille/E (U-lo-bor'i-da). Le tJircad zvitli les tisserands ReQ-idar Webs. {Uloborids TJie U-lo-ho'RID), nous avons déjà décrit le thread-curling habitudes du Dictynids (p. 32), et le curieux organes appelés cribel- lum et calamistrum (Fig. 44), par lequel ces filets recourbés sont effectuées (p. 2"^. Des organes similaires et une habitude similaires sont possédés par l'indice spi- ders de la famille. UloboridcB Ces ' araignées, cependant, faire webs qui sont ^'''''' y^^^^^""""^ » » ^ réguliers dans la forme. Il n'y a que deux genres

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. A manual for the study of insects. Insects. Family UloboriD/E (U-lo-bor'i-da^). The Curled-tJircad Weavers zvitli ReQ-idar Webs. TJie Uloborids {U-lo-ho'rids), We have already described the thread-curling habits of the Dictynids (p. 32), and the curious organs called cribel- lum and calamistrum (Fig. 44), by which these curled threads are made (p. 2'^. Similar organs and a similar habit are possessed by the spi- ders of the family UloboridcB. These ' spiders, however, make webs which are ^"'"'''^y^^^^""""^ ""^ regular in form. There are only two genera belonging to this family in the United States ; but as the webs made by these are very different, we will de- scribe both. The Triangle Spider, Hyptiotes cavatiis (Hyp-ti^o-tes ca- va^tus).—This spider is common all over New England and the Middle States, and has been found as far to the south- west as Texas. Its web is most often found stretched be- tween the twigs of a dead branch of pine or spruce. At first sight this web appears like a fragment of an orb web (Fig. 45); but a little study will show that it is complete. The accompanying figure, by Dr. Wilder, who first described. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Comstock, John Henry, 1849-1931; Comstock, Anna Botsford, 1854-1930. joint author. Ithaca, N. Y. , Comstock Pub. Co.

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