Species: ligabuei (BONAPARTE, 1998) BONAPARTE, 1999
Etymology: In honor of Dr. Ginacarlo Ligabue, from Venezia, an active philanthropist, who supported the 1997 expedition to Patagonia.
Holotype: “Carmen Funes” Museum of the Plaza Huincul, Neuquen Province, MCF-PVPH-110
Locality: North side of Cerro el Leon, 8 km west of Picun Leufun, Southern Neuquen Province, Northern Patagonia, Argentina.
Horizon: Lohan Cura Formation.
Age: Aptian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.
Material: 19 incomplete neural arches, 9 dermal ossifications located on the neural spines, a right tibia, right fibula with an incomplete astragalus and 5 left metatarsals.
Note: These plates are similar to stegosaur plates and spines?