T. tricolor

T. tricolor may refer to:
 * Terebra tricolor, a sea snail species
 * Tetrisia tricolor, a moth species found in tropical South America
 * Tillandsia tricolor, a plant species native to Costa Rica and Mexico
 * Thyroptera tricolor, the Spix's disk-winged bat, a bat species found from south Mexico to Bolivia

Synonyms

 * Thymallus tricolor, a synonym for Thymallus arcticus, the Arctic grayling, a freshwater fish species