Holotype:

Locality: Sandown, Isle of Wight County, England, Southern United Kingdom.

Horizon: Wessex Formation.

Biostratigaphy:

Age: Barremian Stage, Lower Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material: Skull (in 3 sections), vertebra and wing phalanx.
Note: Wing phalanx has bite marks.