Tea is a perennial cash crop which is grown at a large scale in Northern parts of West Bengal, India with a great susceptibility to attack of variety of insect pests throughout the year. Regular field surveys were conducted in tea gardens of West Bengal from 2011 to 2013 with the objectives of collection, Preservation and identification of Lepidopteron pests. The study revealed fourteen adult moth species of the family Erebidae of which two species Arctornis submarginata Walker and Somena scintillans (Walker) have been found pests.