Oreoneta
Chyzer & Kulczyński, 1894
A of dwarf spiders ( Linyphiidae) established in 1894, comprising approximately 30 distributed across cold-temperate and Arctic regions of the Northern Hemisphere. Most species inhabit high-latitude or high-altitude environments. The genus was revised extensively by Saaristo & Marusik in 2004, resulting in numerous new species descriptions.
Pronunciation
How to pronounce Oreoneta: /ɔːriːəˈniːtə/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Differs from other linyphiid primarily through genitalic characters; males possess distinctive embolus and conductor structures, females exhibit characteristic epigynal plate . -level identification requires examination of reproductive structures under magnification. Small body size (typical of dwarf spiders) with legs relatively long in proportion to .
Habitat
Cold-temperate to Arctic environments; montane, subarctic, and tundra . Many occur in forest, alpine meadows, and rocky tundra.
Distribution
Holarctic distribution concentrated in northern Eurasia and North America. Recorded from Russia (including Siberia, Far East, and Kurile Islands), Scandinavia, Central Europe, Kazakhstan, Mongolia, China, Alaska, Canada, Greenland, and the contiguous United States.
Ecological Role
Ground-dwelling in cold-climate ; contribute to structure in tundra and .
Similar Taxa
- LepthyphantesOverlapping distribution and preference; distinguished by male palpal organ structure and female epigynal
- CentromerusSimilar body form and ; Oreoneta typically occur at higher latitudes and require examination of genitalia for definitive separation