Species: volans CHIAPPE & CALVO, 1994
Etymology: Greek, volans, "flying": in reference to the flying capability inferred for
the new species.
Holotype: MUCPv-142
Locality: Area of the Universidad Nacional del Comahue, city of Neuquen, Neuquen Province Northwestern Patagonia, Argentina.
Horizon: Bajo de la Carpa Formation, Lower Rio Colorado Subgroup, Upper Neuquen
Group.
(was Bajo de la Carpa Member, Rio Colorado Formation.)
Biostratigraphy:
Age: Coloradoan Tetrapoda Assemblage, Age: Santonian-Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material: Posterior portion of the skull, incomplete humeri, ulnae, and radii,
most of the right carpometacarpus, the cranial portion of the sternum, furcula,
incomplete coracoids and the left scapula, 5 fragmentary thoracic vertebrae,
incomplete femora, tibiotarsi and tarsometatarsi, several pedal phalanges and
indeterminate fragments.