Thripophaga, ii. [103]

Thryophilus, ii. [263]

Thryothorus, ii. [263]

Thrushes, ii. [255]

Thyca, ii. [471]

Thylacinus, Australian Post-Tertiary, i. 157

ii. [249]

Thylacoleo, Australian Post-Tertiary, i. 157

ii. [252]

Thymallus, ii. [447]