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Amblypygi is an order of arachnids also known as whip spiders or tailless whip scorpions, not to be confused with whip scorpions or vinegaroons that belong to the related order Thelyphonida. The name "amblypygid" means "blunt tail", a reference to a lack of the flagellum that is otherwise seen in whip scorpions.
[3] [4] The pedipalps are also used by male spiders in courtship displays, contributing to vibratory patterns in web-shaking, acoustic signals, or visual displays. [ 5 ] The cymbium is a spoon-shaped structure located at the end of the spider pedipalp that supports the palpal organ. [ 3 ]
Cyclosa argenteoalba builds two types of web, a traditional sticky spider web, and a resting web that consists of just a few strands. When infected with a larva of the wasp Reclinervellus nielseni, the spider switches on the behavior to build a resting web. [5] The larva then eats the spider and uses the web to complete metamorphosis. [6]
Mastigoproctus giganteus female with egg sac Pet male whip scorpion. Mastigoproctus giganteus is the only species of family Thelyphonidae that occurs in the United States, [7] where it is found in Arizona, Florida, New Mexico, Oklahoma, and Texas. [8] Vinegaroons are efficient predators of scorpions and are sometimes acquired for that purpose. [9]
Argiope flavipalpis adult female An Argiope juvenile female spiders both same genus on the stabilimentum at the center of the web. A stabilimentum (plural: stabilimenta), also known as a web decoration, is a conspicuous silk structure included in the webs of some species of orb-web spider.
Pisaurina mira, also known as the American nursery web spider, due to the web it raises young in, is a species of spider in the family Pisauridae. They are often mistaken for wolf spiders due to their physical resemblance. P. mira is distinguished by its unique eye arrangement of two rows.
Predators of Pisaura mirabilis includes spider wasps, tree frogs, lizards, and song birds during the day, and toads, shrew mice, and bats at night. Other spider species, as well as from the same species (cannibalism), consider P. mirabilis as prey. Nursery web spiders are often parasitised by nematodes, parasitic wasps, and Acari. These ...
Bees and wasps are always bitten at the head end, so the sting will face away from the spider. [4] The female lays her eggs inside the tube web. Sometimes she will die after the spiderlings have hatched, and they will eat their mother. [5] The spider can be lured to the entrance by gently touching the triplines with a stick in the evening or at ...