Genus: Sumpalla CAMPOS, FERNANDEZ, HERRERA & GARRIDO, 2021
Etymology: Sumpall or sumpai were aquatic creatures charged with protecting the waters in the Mapuche mythology.

Species: argentina CAMPOS, FERNANDEZ, HERRERA & GARRIDO, 2021
Etymology: In reference to Argentina, the country of origin.

Holotype: MOZ-PV 5788

Locality: El Ministerio Quarry, Los Catutos, Zapala Department, Neuquen Province, Argentina.

Horizon: Los Catutos Member, Vaca Muerta Formation.

Biostratigraphy: Aulacosphinctes proximus and Windhauseniceras internispinosum.

Age: Lat Middle to Early Late Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material: Skull roof, partial basicranium, rostrum, teeth, mandible, vertebral column, rib cage, elements of the scapular girdle, articulated right forelimb, elements of the pelvic girdle and left femur.

Referred material:

= Ophthalmosaurus monocharactus GASPARINI, 1988
= Aegirosaurus sp MAISCH & MATZKE, 2000

Locality: Cantera El Ministerio, Zapala, Neuquen Province, Patagonia, Argentina.

Horizon:

Biostratigraphy:

Age: Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material:

MOZ P1854: Fragmentary skull and fragmentary skeleton.

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