- Trilaevipellitis sp
- Trilaevipellitis sp. Anto.& Taug.,1973
- Trilaevipellitis talchirensis
- Trilaterina
- Trilaterina obliqua
- Trilaterina sp
- Trilaterina variabilis
- Trilaterina velaria
- Trilatiporites
- Trilatiporites biswasii
- Trilatiporites cooksonii
- Trilatiporites erdtmanii
- Trilatiporites kutchensis
- Trilatiporites minor
- Trilatiporites minutus
- Trileites candoris
- Trileites carbunculus
- Trileites corumbataensis
- Trileites crassitectatus
- Trileites dicoides
- Trileites dijkstrai
- Trileites discoides
- Trileites divaricatus
- Trileites endocyclus
- Trileites endosporitiferus
- Trileites externus
- Trileites flexuosus
- Trileites fulgens
- Trileites furcatus
- Trileites gibbosus