Recently, a team of arachnologists has discovered a new genus of jumping spiders, ‘Tenkana’, found across southern India, encompassing two previously known species.
- It also introduced a new species, Tenkana jayamangali, from Karnataka.
Jayamangali River
- Tributary of Pennar River.
- Pennar river: Rises from the Chenna Kesava hills of the Nandi ranges of Karnataka and flows for about 597 km before outfalling into Bay of Bengal.
- Principal tributaries :Jayamangal, the Kunder, the Sagileru, the Chitravati, the Papagni and the Cheyyeru.
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About Tenkana jayamangali
- It is a newly described species named after the Jayamangali river in Karnataka, where it was first identified.
- It has been added in a new genus of Tenkana jumping spiders (Salticidae, Plexippina) from South Asia
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About Tenkana Genus
- New Genus Name: The genus Tenkana is derived from the Kannada word for “south” (Tenkana), reflecting the spiders’ distribution across southern India and northern Sri Lanka.
- The new genus encompasses two previously known species: Tenkana manu and Tenkana arkavathi. These species were earlier classified under the genus Colopsus.
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- Colossus is a genus of Asian jumping spiders
- Geographical Distribution: Tenkana spiders have been found in Karnataka, Tamil Nadu, Puducherry, Telangana, and Andhra Pradesh, and they thrive in drier habitats and ground areas, unlike their forest-dwelling relatives.
- Scientific Contributions: The team involved scientists from both India and Canada, University of British Columbia, Canada and Saveetha Institute, Chennai.
- Genetic analysis was conducted with Krushnamegh Kunte from the National Centre for Biological Sciences, Bengaluru.
- Taxonomic Significance:Tenkana belongs to the Plexippina subtribe of jumping spiders. It is distinct from other related groups, such as Hyllus and Telamonia.