Species: lapparenti BROIN, 1980
Etymology:

Holotype: GDF 820

Locality: Gaudofaoua, Niger, Central Africa.

Horizon: Upper part of lower member, Tegama Formation.

Biostratigraphy: Gad 5.

Age: Aptian Stage, middle Gallic subepoch, lower Cretaceous Epoch, Early Cretaceous.

Material: Fragmentary skull and carapace.

Paratypes:

GDF 819: Carapace.

GDF 821, 822, 826, 827, 828, 829: Fragmentary carapaces.

POCHAT-COTTILLOUX, ALLAIN & LASSERON, 2022

Locality: Gadoufaoua, Iullemmeden Basin, Niger.

Horizon: GAD 5, Tegama Group.

Biostratigraphy:

Age: Aptian Stage, Middle Gallic Subepoch, Late Early Cretaceous Epoch, Late Early Creaceous.

Material:

MNHN.F.GDF-M09: 18 plate fragments.

MNHN.F.GDF-M54: Plate fragments

MNHN.F.GDF.M84: 2 pleural plates.

Locality: Gadoufaoua, Iullemmeden Basin, Niger.

Horizon: GADb, Tegama Group.

Biostratigraphy:

Age: Aptian Stage, Middle Gallic Subepoch, Late Early Cretaceous Epoch, Late Early Creaceous.

Material:

MNHN.F.GDF-M08: 1 peripheral plate.

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