Surniculus is a small genus of birds in the cuckoo family. Its four members are found in tropical Asia and the Philippines. They are: Image Scientific name Common name Distribution Surniculus lugubris Square-tailed drongo-cuckoo Sri Lanka and Southeast Asia and is a summer visitor to the Himalayas from Kashmir to eastern Bangladesh Surniculus dicruroides Fork-tailed drongo-cuckoo peninsular India in hill forests although some specimens are known from the Himalayan foothills Surniculus musschenbroeki Moluccan drongo-cuckoo Sulawesi, Buton, Obira, Bacan and Halmahera islands in Indonesia Surniculus velutinus Philippine drongo-cuckoo Philippines
References
Grimmett, Inskipp and Inskipp, Birds of India