Vol. 3, Issue 1 (2018)
Species diversity status of family Drosophilidae at Hazaribag, Jharkhand, India
Author(s): Shakti Pada Mahato, Kishore Kumar Gupta
Abstract: Species of family Drosophiladae has world-wide distribution. More than 3800 species of family Drosophilidae are reported globally and included about 300 from India representing 25 genera. Hazaribag is a small town situated at 2000 feet above the sea level and its 45% of areas is covered with dense deciduous forests. A preliminary collection were made at various places of Hazaribag district in the different areas during August 2016 which has reveals 20 different types of species belonging to four genera and five subgenera. Drosophila malerkotliana was found to be the most abundant species (19.889%) followed by Drosophila melanogaster (16.97%) and Drosophila trilutea (14.20 %). The other 17 species have relative abundance. Among the genera, genus Drosophila is champion comprises 90.92% of which 81.40% belongs to subgenus Sophophora indicating their well adaptive ability in these ecological areas. The various diversity indices calculated like D (Simpson index), the H’ (Shannon diversity index) and 1/d (Berger – Parker index) have values 0.11, 2.49 and 5.03, respectively showing species diversity at Hazaribag.
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