Species: defrennei HOFFSTETTER, 1960
Etymology:

Holotype: Lab. Paleont. Mus. No. 1959-11

Locality: 30 km SSE of Ohanet, 120 km NW of Edjeleh, In Akhamil, border of Tinrhert, Sahara, Algeria.

Horizon:

Biostratigraphy:

Age: Cenomanian Stage, Upper Gallic subepoch, Lowest Gulf Epoch, Late Early to Early Middle Cretaceous.

Material: 3 vertebrae.

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Species: ragei VULLO, 2019,
Etymology: In honor of Vullo's late friend and colleague Jean-Claude Rage, who first suggested that the material studied may belong to Lapparentophis, and in recognition of his innumberable and invaluable contributions to palaeoherpetology and palaeobiogeography.

Holotype: MHNM.KK387

Locality: El Begaa locality near Taouz, Kasr-es Souk Province, southeastern Morocco.

Horizon: Kem Kem beds, Ifezouane Formation.

Biostratigraphy:

Age: Albian Stage, Middle Gallic Subepoch, Late Early Cretaceous Epoch, Early Cretaceous-early Cenomanian Stage, Middle Gallic Subepoch, Lower Gulf Epoch, Middle Cretaceous.

Material: Nearly complete trunk vertebra.

Paratype:

MNHM.KK388: Nearly complete trunk vertebra.