Genus: Incertovenator YANEZ, POL, LEARDI, ALCOBER & MARTINEZ, 2021
Etymology: Latin, incerto, "uncertain" and Latin, venator, "hunter." Referreing to its uncertainphylogenetic affnities and possible predatory habits.

Species: longicollum YANEZ, POL, LEARDI, ALCOBER & MARTINEZ, 2021
Etymology: Latin, longus, "long, and Latin, collum, "neck." In reference to its elongated cervical vertebrae.

Holotype: PVSJ 397

Locality: Hoyada de Ischigualsto, Ischigualasto Provincial Park, San Juan Province, Argentina.

Horizon: Chancha de  Bohas Member,  Lower third of the Ischigualasto Formation Agua de la PEna Group..

Biostratigraphy:

Age: Late Carnian Stage, Late Triassic Epoch, Late Triassic.

Material: Incomplete partially articulated postcranial skeleton, including an almost complete axis articulated with the third cervical vertebra, third cervical vertebra nearly complete and articualted with its corresponding complete left rib, 1 isolated anterior cervical vertebra, 2 incomplete partially articulated anterior cervical vertebrae, 10 articulated mid to posterior dorsal vertebrae, 1 isolated anterior cervical vertebraa, 2 incomplete partially articulated anterior cervical vertebrae, 10 articulated mid to posterior dorsal vertebrae, 2 sacral vertebrae in articulation with the first 5 caudal vertebrae, an additional caudal centrum fragment attached to the posterior end of the last caudal, almost complete left ilium and 2 unidentified bone fragments.