* Corresponding author: veenapmraj@rediffmail.com
Odontacolus markadicus sp. nov. is described from Karnataka, Southern India. Eight species of Odontacolus are known from the world. This is the first time that a species of Odontacolus is being described from the Indian subcontinent. A key to the species of Odontacolus is provided.
Odontacolus markadicus sp. nov, Indian subcontinent, Platygastridae, Hymenoptera