New theropod remains from the Tiourarén Formation (? Middle Jurassic, Niger) and their bearing on the dental evolution in basal tetanurans

1. Serrano-Martínez, A.
2. Ortega, F.
3. Sciscio, L.
4. Tent-Manclús, J.E.
5. Fierro Bandera, I.
6. Knoll, F.