Vanshaj (63.5kg), Abhimanyu Loura (80kg), Naveen Kumar (92kg) and Sagar (92+kg) are the other four Indian male boxers who are also part of the squad.
With this victory, Nikhat also officially sealed her place in India's Paris Olympics contingent.
"Those who win gold or silver here (at the World Championships) are the automatic selection for the Asian Games," Dunne told reporters.
Representing Assam, Lovlina was contesting the 75kg quarter finals bout against Meena Rani of Railway Sports Promotion Board (RSPB).
The reigning world champion Nikhat, representing Telangana, thrashed Meghalaya's Eva Waynie Marbaniang in the 50kg pre-quarterfinals bout.