Genus: Archaeosuchus BROOM, 1905
Etymology: Greek, arkhaios, “ancient” and Greek, soukhos, “crocodile”: Ancient crocodile.

Species: cairncrossi BROOM, 1905
Etymology:
= Titanosuchus cairncrossi (BROOM, 1905)

Holotype: SAM-PK-916

Locality: Sandvlakte, Prince Albert District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone.

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.

Material: Fragmentary maxilla.