The spiders of new species found in the u.s.

A number of scientists in the United States says it has discovered a new family of spiders in a few caves in the region of California and Oregon, USA.

This spider-some of which reached seven centimeters in length–named Trogloraptor because it has “incredible claws or legs like a penknife to trap his prey”.

Mentioned the spider has a unique form of evolution that is not solely represent a new genus or species, but also a new family of spiders.

Curator of Arachnology at the California Academy of Sciences, Charles Griswold, told the Today show presenter, Sarah Montague, that the invention was a “historic event”.

This important discovery, published in the journal ZooKeys, revealed, spider claw shows they are ferociously, as predators.

Nevertheless, scientists have yet to determine their food as well as how they attack and kill prey.