author(s)
Dr. Mohd. Yousuf, Neha Rajwar and Dr. Mohsin Ikram

abstract
Trichogrammatids (Chalcidoidea: Trichogrammatidae) represent a large group of minute parasitic wasp. These egg parasitoids widely used in biological control of many lepedopteran insects. Some trichogrammatids also parasitize the eggs of aquatic hosts, such as Dytiscidae, Notonectidae or Odonata. In the present studies pertaining three new species of the family trichogrammatidae, L. deoriaensis sp. nov., L. indica. sp. nov. & H. singularis sp. nov., have been described based, on male and female collected from Uttar Pradesh & Haryana, India.