Family: Dravidian (22 languages)

Genus: Central Dravidian (3 languages)
Gadaba (Kondekor)	Kolami	Parji (Dravidian)
Genus: Northern Dravidian (3 languages)
Brahui	Kurukh	Malto
Genus: South-Central Dravidian (7 languages)
Gondi Konda Koya	Kui (in India) Kuvi Pengo	Telugu
Genus: Southern Dravidian (9 languages)
Badaga Kannada Kodava	Kota Malayalam Tamil	Tamil (Spoken) Toda Tulu

The World Atlas of Language Structures Online