Genus: Patagopelta RIGUETTI, PEREDA-SUBERBIOLA, PONCE, SALGADO, APESTEGUIA, ROZADILLA & ARBOUR, 2022
Etymology: Patago, referring to the Argentinian Patagonia, and Greek, pelta, "shield." In reference to the region of the fossil site and the presence of a large number of osteoderms covering the dorsal surface of the body, respectively.

Species: cristata RIGUETTI, PEREDA-SUBERBIOLA, PONCE, SALGADO, APESTEGUIA, ROZADILLA & ARBOUR, 2022
Etymology: Latin, crastata, "crest." In reference to the presence of the diagnostic cresats on both the anterior surface of the femur and the lateral osteoderm of the cervical rings.
= Ankylosauria gen sp indet CORIA & SALGADO, 2001

Holotype: MPCA-SM-78

Locality: Salitral Moreno, 25 km South of General Roca, Rio Negro Province, Argentina.

Horizon: Lower member, Allen Formation, Lower Malargue Group.

Biostratigraphy:

Age: Allenian Tetrapoda Assemblage, Late Campanian-Early Maastrichtian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Cervical half ring element.

Paratypes:

MCPA-SM 1: Small right femur.

MPCA-Pv-41, 42, 43, 74, 75, 76, 715 to 725: Postcervical conical dermal plates.

MPCA-Pv-68, 69, 70, 701, 702: 5 posterior dorsal vertebrae.

MPVA-Pv-71: Caudal vertebra.

MPCA-Pv-72/73: 2 caudal centra.

MPCA-Pv-77: Tooth.

MPCA-Pv-78: 2 fused dermal plates.

MPCA-SM-700a: Partial cervical neural arch; associated with the osteoderm 700b.

MPCA-SM-700b: Osteoderm associated with vertebra 700a.

MPCA-SM-703, 704: Synsacral compound elements.

MPCA-SM-705, to 708: Caudal vertebrae.

MPCA-SM-709: Partial femur.

MPCA-SM-710: Quadratojugal boss.

MPCA-SM-711 to 714: Cervical half-ring osteoderms.

Referred material:

= Ankylosauridae incertae sedis MURRAY, RIGUETTI & ROZADILLA, 2019

Locality: About 50 km south of the city of Gral, Roca, eastern region of the Salitral Moreno, Rio Negro Province, Argentina.

Horizon: Lower Member, Allen Formation.

Biostratigraphy:

Age: Late Campanian-Early MaastrichtianStage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

MACN PV RN1149: 5 isolated osteoderms.

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