Genus: Menefeeceratops DALMAN, LUCAS, JASINSKI, LICHTIG & DODSON, 2021
Etymology: In reference to the Menefee Formation in which the type specimen was found and Latinized Greek, ceratops, "horned-face."
Species: sealeyi DALMAN, LUCAS, JASINSKI, LICHTIG & DODSON, 2021
Etymology: In honor of Paul Sealey, who discovered the type specimen.
Holotype: NMMNH P-25052
Locality: NMMNH Locality 3033, Sandoval County, New Mexico.
Horizon: Allison Member, Menefee Formation.
Age: Early Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material: A left partial premaxilla, the nearly complete left postorbital horncore, a partial right squamosal, left squamosal, and incomplete left parietal, left jugal, predentary, left dentary, 1 cervical vertebra, 8 dorsal vertebrae, a partial sacrum consisting of 6 sacral vertebrae, 11 dorsal ribs, left ilium, distal left radius, proximal and distal portions of left ulna, left metatarsal II, left femur, and distal end of left fibula.