Genus: Fortignathus YOUNG, HASTINGS, ALLAIN & SMITH, 2017
Etymology: Latin, fortis, "strong or powerful" and Latinized for Greek, gnathus, "jaws"; Named for the robustnessof MNHN.F INA 21 (a referred specimen from a very large individual).

Species: felixi (BROIN, 2002) YOUNG, HASTINGS, ALLAIN & SMITH, 2017
= Elosuchus felixi BROIN, 2002
Etymology: In honor of Albert-Felix de Lapparent, who discovered the locality and fossils.

Holotype: MNHN INA 25

Locality: West of In Abangharit, Tamesna, Niger.

Horizon: Echkar Formation, Tegama Series (Late part of the upper ‘Continental intercalaire’ of Sahara, upper level).

Biostratigraphy:

Age: Uppermost Albian-Lowermost Cenomanian Stage, Upper Gallic subepoch, Lowest Gulf Epoch, Late Early to Early Middle Cretaceous.

Material: Left dentary and partial splenials.

Referred specimens.

MNHN.F INA 21: An incomplete lower jaw from a very large individual.

MNHN.F INA. 22: The anterior region of the lower jaw (from an individual of an intermediate size between the holotype and MNHN.F INA 21.