''Oonops domesticus'' is a tiny spider (males about 1.5 mm, females 2 mm) from

Western Europe Western Europe is the western region of Europe. The region's extent varies depending on context. The concept of "the West" appeared in Europe in juxtaposition to "the East" and originally applied to the Western half of the ancient Mediterranean ...

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 ...

. It is a bleak light red, with a reddish to whitish

abdomen The abdomen (colloquially called the gut, belly, tummy, midriff, tucky, or stomach) is the front part of the torso between the thorax (chest) and pelvis in humans and in other vertebrates. The area occupied by the abdomen is called the abdominal ...

. It is found only in buildings, where it builds a retreat in corners and between old paper. It hunts at night, probably with booklice as their common prey. Its translucent flat egg sacs contain only two eggs. It is very similar to the closely related '' O. pulcher'', but has five tibial spine pairs instead of four. ''O. pulcher'' is found outdoors.

Name

The species name ''domesticus'' is

Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...

for "home".

References

Oonopidae Spiders of Europe Spiders of Russia Spiders described in 1916 {{oonopidae-stub