Genus: Hainina VIANEY-LIAUD, 1979
Etymology:

Species: cassagnauensis GHEERBRANT, ALLAIN & LAURENT, 2026
Etymology: In reerene to the geographical naem of the Cassagnau Hill, where the type locality Tricoute TRCT 4 is loacated, Petites Pyrenees, Haute-Garonne Department, France.

Holotype: MHNT.PAL.2024.22.3

Locality: Tricoute 4 (TRCT 4), Cassagnau Hill, Petites Pyrenees, Haute-Garonne, France.

Horizon: Auzas Marls Mormation.

Biostratigraphy:

Age: Late Maastrichtian Stage, Uppermost Senonian Subepoch, Uppermost Gulf Epoch, Late Cretaceous.

Material: Isolated right M1.

Paratype:

MHNT.PAL.2024.2.4: Right M1.

Referred material:

MHNT.PAL.2024.2.6: Distal half of ?P4 (or less likely ?m1).

MHNT.PAL.2024.2.7: Distal part of a right p4.

MHNT.PAL.2024.2.8: Fragment p4.

Paratype: MHNT.PAL.2024.2.1

Locality: Tricoute 1 (TRCT 1), Cassagnau Hill, Petites Pyrenees, Haute-Garonne, France.

Horizon: Auzas Marls Mormation.

Biostratigraphy:

Age: Late Maastrichtian Stage, Uppermost Senonian Subepoch, Uppermost Gulf Epoch, Late Cretaceous.

Material: Right P3.

Referred material:

MHNT.PAL.2024.2.2: Right P1.