Three-lined Shieldback 
Tinzeda sororoides 
Titanacris albipes 
Trachyzulpha fruhstorferi 
Traulacris grandis 
Traulia azureipennis 
Traulia flavoannulata 
Traulia ornata 
Traulia sanguinipes 
Treetop Bush Katydid 
Trigonidium australian 
Trigonopteryx hopei 
Tropical house cricket 
Truljalia ornata 
Truljalia parvispinosa 
Truxalis nasuta 
Truxalis procera 
Two-coloured Stick Grasshopper 
Two-spotted Tree Cricket 
Two-striped Grasshopper 
Tylopsis lilifolia 
Tympanophyllum arcufolium 
Tympanophyllum atroterminatum 
Tympanophyllum maculiventris