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New Wolf Spider Species

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July 28, 2025

Prelims - Current events of National & International importance,

General issues on Environmental ecology, Bio-diversity & climate change.

Why in News?

Recently, researchers from the Zoological Survey of India (ZSI) announced the discovery of a new spider species on Sagar Island in the Sundarbans.

  • Scientific name - Piratula acuminata, commonly known as wolf spider.
  • Genus - India’s first recorded instance of the Genus Piratula.
    • It is a group of wolf spiders predominantly found across Asia, with limited distribution in Europe and North America.
  • Family – Lycosidae.
  • Size - Medium-sized, approximately 8-10 millimeters in length.
  • Appearance - Pale creamy white coloration interspersed with brown, chalk-white spots on its abdomen, and a pair of light brown stripes towards the rear.
  • Distinctive structural intricacies of its genitalia mark a novel identification for it.

wolf spider

  • Hunting Strategy - Unlike web-building spiders, these agile predators are ground-dwelling and ambush their prey.
  • Discovered in- Sagar Island, the largest island within the Sundarbans deltaic complex, reinforces the ecological richness of this UNESCO World Heritage Site.
  • Its unique ecosystems, shaped by alluvial deposits from the Ganga River, include vital mudflats and estuarine waters supporting a diverse array of flora and fauna.

References      

  1. Deccan Herald| The New Wolf Spider in Sundarbans
  2. The Times of India| New Spider Species in Sundarbans
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