theIASHub | 29 Jul, 2025 | 8
Wolf Spider And New Species Of Parasitic Wasps: Recently, scientists from the Zoological Survey of India (ZSI) have discovered a new species of wolf spider and four new species of parasitic wasps in West Bengal, underscoring the region’s rich yet largely unexplored biodiversity.
o Marks the first-ever record of the genus Piratula in India.
o Belongs to the Lycosidae family – commonly known as wolf spiders, which are nocturnal, ground-dwelling hunters that don’t spin webs.
o Medium-sized spider (8–10 mm) with a creamy-white body, brown and chalk-white spots, and distinct genital features.
o Detailed study published in Zootaxa, titled First record of the genus Piratula Roewer, 1960 from India.
o Species identified: Idris bianor, Idris furvus, Idris Hyllus and Idris longiscapus
o These egg parasitoids target jumping spiders (Salticidae) and exhibit gregarious parasitism i.e. multiple wasps emerge from a single egg sac.
o Identification involved a mix of classical taxonomy and DNA barcoding.
o Published in the European Journal of Taxonomy under Description of four new species of Idris Forsters, 1856 (Hymenoptera: Scelionidae) from India.
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