Genus: Pilmatueia CORIA, WINDHOLZ, ORGETA, & CURRIE, 2019
Etymology: In reference to the Pilmatue locality, Neuquen Province, Patagonia, Argentina, where the material was collected.

Species: faundezi CORIA, WINDHOLZ, ORGETA, & CURRIE, 2019
Etymology: In honor of Mr. Ramon Faundez, manager of the Museo Municipal de Las Lajas, Neuquen Province, Patagonia, Argentina, for supporting our project since 2009.

Holotype: MLL-Pv-005

Locality: Pilatue, 9 km northeast of Las Lajas, Neuquen Province, Patagonia, Argentina.

Horizon: Mulichinco Formation.

Biostratigraphy:

Age: Valanginian Stage, Middle Neocamian SupEpoch, Lower Early Cretaceous.

Material: Almost complete posterior dorsal vertebrae.

Paratype:

MLI-Pv-002: Cervico-dorsal vertebra.

Referred material:

MLL-Pv-004: Mid-cervical vertebra.

MLL-Pv-014: Incomplete mid-dorsal neural arch.

MLL-Pv-015: Centrum of a mid-caudal vertebra.

MLL-Pv-016: Mid-caudal vertebra.

WINDHOLZ, CORIA, BELLARDINI, BAIANO, PINO, ORTEGA & CURRIE, 2022

MLL-Pv-010: 3 articulateed anterior-middle cervical vertebrae with thier respective ribs in position and an associated fourth rib, 7 dorsal vertebrae with associated dorsal ribs, a distal caudal vertebra, a left scapula and proximal end of a right scapula.