Species: tiguidensis SERENO, BECK, DUTHEIL, LARSON, LYON, MOUSSA, SADLEIR, SIDOR, VARRICCHIO, WILSON & WILSON, 1999
Etymology: Tamacheck, Tiguidi, “tiguidi”; Latin ending, ensis.

Holotype: MNN TIG3

Locality: Tamerat, Gadoufaoua region, Niamey, Republic of Niger.

Horizon: Tiouraren Formation, Tegama Group.

Biostratigraphy:

Age: Aptian-Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material: Partial articulated skeleton, including axis, forelimbs and hind limbs, pubis, and most of the tail.

A) Cervical vertebra; B) Dorsal vertebra; C) Caudal vertebra; D) Cervical rib; E) Clavicle; F-H) Chevrons.

Referred material:

From several localities, Fako, Tawachi, and other localities near the base of the Falaise de Tiguidi: Several partial skeletons and isolated bones.

MNN TIG4, TIG5: Partial skull and skeletons of adult specimens.

MNN TIG6: A relatively complete subadult.

MNN TIG7: An isolated subadult braincase.