''Permarachne'' is an extinct genus of

arachnid Arachnids are arthropods in the Class (biology), class Arachnida () of the subphylum Chelicerata. Arachnida includes, among others, spiders, scorpions, ticks, mites, pseudoscorpions, opiliones, harvestmen, Solifugae, camel spiders, Amblypygi, wh ...

s containing the single species ''Permarachne novokshonovi'' from the

Permian The Permian ( ) is a geologic period and System (stratigraphy), stratigraphic system which spans 47 million years, from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic Period 251.902 Mya. It is the s ...

( Kungurian) of

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

, found in the Koshelevka Formation near the town of Suksun in

Perm Krai Perm Krai (, ; ) is a federal subjects of Russia, federal subject of Russia (a Krais of Russia, krai), located in Eastern Europe. Its administrative center is Perm, Russia, Perm. The population of the krai was 2,532,405 (2021 Russian census, 2021 ...

. It is closely related to modern spiders but unlike them, it has a long thin tail, similar to its relative '' Attercopus'', it is known from the mostly complete holotype PIN 4909/12. It is about 1 cm in size. It initially was thought to be a spider, but is now thought to form a clade with at least its close relative ''Attercopus'', forming the grouping Uraraneida.

References

Permian arachnids Monotypic prehistoric arachnid genera Permian arthropods of Europe Kungurian genera {{paleo-arachnid-stub