1. Shabda ( Sound ) – Ear – Ether Element
2. Sparsha ( Touch ) – Ear + Skin – Air Element
3. Rupa ( form ) – Ear + Skin + Eyes – Fire Element
4. Rasa ( Taste ) – Ear + Skin + Eyes + Tongue – Water Element
5. Gandha ( Smell ) – Ear + Skin + Eyes + Tongue + Nose – Earth Element

The above is part of Samkhya philosophy by Kapila muni. Here is a link to a blog post on Samkhya Karika