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.
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.
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.