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The palpal bulb of a mature male spider is borne on the last segment of the pedipalp. This segment usually has touch-sensitive hairs (setae) with nerves leading to them. The bulb itself is entirely without nerves, and hence without sensory organs and muscles, since these depend on nerves for their functioning, [ 1 ] although some spiders have ...
Some spiders, such as the Australian crab spider, do not have claws. The pedipalps have only six segments: the metatarsus is missing. In adult males, the tarsus of each palp is modified to carry an elaborate and often species-specific structure used for mating (variously called a palpal bulb, palpal organ or copulatory bulb). [7]
The cymbium is a spoon-shaped structure located at the end of the spider pedipalp that supports the palpal organ. [3] The cymbium may also be used as a stridulatory organ in spider courtship. [6] The embolus is a narrow whip-like or leaf-like extension of the palpal bulb.
Male Huishui dwarf spiders have unique genitalia, known as pedipalps, the study said. Pedipalps are the shorter front appendages that function both as sensory organs and reproductive organs.
Pedipalp and leg of a female spider from the underside; the coxa of the pedipalp is heavily modified to form the maxilla. Segments or articles of the legs and pedipalps: Coxa (plural coxae): First leg segment, between body and trochanter; the coxa of the pedipalp is heavily modified to form the maxilla or endite
The male pedipalp has a palpal organ consisting of the tarsus (or cymbium), which is divided at the tip into two long lobes, and a simple palpal bulb similar to that of some mygalomorph spiders but apparently less complex than the bulbus of mesotheles. The abdomen is segmented, like that of a mesothele spider.
U.S. President-elect Donald Trump on Saturday demanded that BRICS member countries commit to not creating a new currency or supporting another currency that would replace the United States dollar ...
Bizarre Laws In Washington, Such As Being Charged With Reckless Driving If Hugging While Behind The Wheel . One quite famous strange "law" of Connecticut regards pickles.