Order T

• order taxales • order temnospondyli • order testacea • order testudinata • order testudines • order tetraodontiformes • order thecodontia • order therapsida • order thymelaeales • order thysanoptera • order thysanura • order tinamiformes • order torpediniformes • order tremellales • order trichoptera • order trogoniformes • order tuberales • order tubulidentata • order tulostomatales