Species: lonzeensis DOLLO, 1883 (nomen dubium)
Etymology: In reference to Lonzee, Namur Province, Belgium, where the specimen was found.
Holotype: IRSNB 105 (390?) (IRSN R 58, according to BRINKMANN, 1988)
Locality: Lonzee, near Gembloux, Namur Province, Belgium.
Horizon: Glauconite.
Biostratigraphy:
Age: Santonian Stage, Lower Senonian Subepoch, Lower Gulf Epoch, Late Cretaceous.
Material: 2 teeth.
Paratype: IRSN R 105: Right dentary tooth.
Referred material:
IRSN R 59: Tooth.