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Latest Chelicerae Stories

Extinct Arthropod Had Big Claws Spider Brain
2013-10-16 15:15:35

Researchers discovered the earliest known complete nervous system in the fossil of a never-before described creature with huge claws and a spider-like brain.

2011-12-13 01:06:50

If you're a red-headed guy with eight bulging eyes and a unibrow, size does indeed matter for getting the girl.


Latest Chelicerae Reference Libraries

Spruce Fir Moss Spider, Microhexura montivaga
2013-08-26 12:08:18

The Spruce Fir Moss Spider (Microhexura montivaga) is an endangered species of spider that can be found at high elevations in the southern Appalachian Mountains. Initially identified in 1923, they inhabit moss that grows on rocks under the forest canopy. It is one of the smallest mygalomorph spiders, with the adults only measuring 3 to 4 millimeters. The coloration varies from light brown to yellow-brown to a darker reddish brown color, with no markings on its abdomen. Their chelicerae...

Kimura Gumo Spider, Heptathela kimurai
2013-08-26 11:59:56

The Kimura Gumo or Kimura Spider (Heptathela kimurai) is an Old World spider, located mainly in Japan and named after Kimura Arika, who discovered the spider in 1920. It belongs to the sub-order Mesothelae, a group of primitive burrowing spider, and can reach up to 3 centimeters long. Their burrows are covered by a camouflaged “pill box” flap. The ancestral characteristics of this spider include central spinnerets and signs of segmentation on the abdomen. These features aren’t seen...

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2009-07-03 19:06:41

The Redbacked Jumping spider (Phidippus johnsoni) is one of the largest and most common jumping spiders in the western parts of North America. It is not to be mistaken for the highly venomous and unrelated Redback spider (Latrodectus hasselti). The Redbacked Jumping spider may inflict a painful bite in self defense if threatened, although there are not any serious medical consequences. Adult Redbacked Jumping spiders are usually about 0.4 inches in length. Although the female has an...

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Word of the Day
plim
  • To swell, as grain or wood with water.
The word 'plim' is probably a variant of the word 'plum'.
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