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The repository stores the most recent version of the web page retrieved by the crawler. [citation needed] The large volume implies the crawler can only download a limited number of the Web pages within a given time, so it needs to prioritize its downloads. The high rate of change can imply the pages might have already been updated or even deleted.
Stiphidiidae, also called sheetweb spiders, is a family of araneomorph spiders first described in 1917. [1] Most species are medium size ( Stiphidion facetum is about 8 millimetres (0.31 in) long) and speckled brown with long legs.
A spider trap (or crawler trap) is a set of web pages that may intentionally or unintentionally be used to cause a web crawler or search bot to make an infinite number of requests or cause a poorly constructed crawler to crash. Web crawlers are also called web spiders, from which the name is derived. Spider traps may be created to "catch ...
Masteria petrunkevitchi eye pattern. The family Dipluridae, known as curtain-web spiders (or confusingly as funnel-web tarantulas, a name shared with other distantly related families [2]) are a group of spiders in the infraorder Mygalomorphae, that have two pairs of booklungs, and chelicerae (fangs) that move up and down in a stabbing motion.
Agelenopsis, commonly known as the American grass spiders, is a genus of funnel weavers described by C.G. Giebel in 1869. [1] They weave sheet webs that have a funnel shelter on one edge. The web is not sticky, but these spiders make up for that by running very rapidly. The larger specimens (depending on species) can grow to about 19 mm in body ...
Hyptiotes cavatus, the triangle weaver, is a species of cribellate orb weaver in the family of spiders known as Uloboridae. [1] [2] [3] It is found in the eastern United States and Canada. [1] [2] This spider makes use of its triangle-shaped web in a unique fashion compared to most orb-weaving spiders. [4]
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Cambridgea [1] (common name New Zealand sheetweb spider, bush spider) [2] is a spider genus in the family Desidae and some of the first endemic spiders described from New Zealand. [3] They are known for constructing large horizontal sheet webs measuring up to a square metre in larger species. [ 4 ]