Genus: Patricosaurus SEELEY, 1887 (nomen dubium)
Etymology: Greek, patrikos, "paternal," from the father” and Greek, sauros, "lizard": Ancestral lizard.

Species: merocratus SEELEY, 1887 (nomen dubium)

Syntype: SMC B58401

Locality: Unknown, Cambridge, Bedfordshire or Suffolk, England, Southern United Kingdom.

Horizon: Cambridge Greensand.


Age: Early Cenomanian Stage, Uppermiddle Gallic Subepoch, Lowermost Gulf Epoch, Early Cretaceous.

Material: Proximal end of a right femur.