- Tripunctisporis
- Tripunctisporis maastrichtiensis
- Tripunctisporis punctatus
- Tripunctisporis sp
- Tripunctisporis sp. Jame.,1987
- Tripunctisporis sp. Stov.& Evan.,1973
- Triquetrella
- Triquetrella actinocantha
- Triquetrella anguliformis
- Triquetrella angulosa
- Triquetrella cardiformis
- Triquetrella colliculoides
- Triquetrella cordiformis
- Triquetrella divaricata
- Triquetrella minuscula
- Triquetrella trianguliformis
- Triquetrella trianguloalata
- Triquetrella tripartiniformis
- Triquetrella trisecta
- Triquetrella turgidorimosus
- Triquetri
- Triquetropollis
- Triquetrorhabdulus carinatus
- Triquisporites
- Triquisporites auriculatus
- Triquisporites deltoides
- Triquisporites exiguus
- Triquisporites inflatus
- Triquisporites inusitatus
- Triquisporites pannus