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.