Genus: Unwindia MARTILL, 2011
Etymology: In honor of Dr. David Unwin.

Species: trigonus MARTILL, 2011
Etymology: Greek, trigonus, "triangle"; referring to the triangular cross-section of the rostrum.

Holotype: SMNK PAL 6597

Locality: Santana do Cariri Region, Southern Ceara State, NE Brazil.

Horizon: Romualdo Member, Santana Formation, Araripe Group.

Biostratigraphy:

Age: Probably latest Albian Stage, middle Gallic subepoch, lower Cretaceous Epoch, Early Cretaceous.

Material: Partial rostrum with teeth.