Genus: Machairoceratops LUND, O'CONNOR, LOEWEN, & JINNAH, 2016
Etymology: Greek, machairis, "bent sword"; in reference to the posterodorsally porjecting, anteriorly curved epiparietal (locus p1) ornamentation, Latinized Greek, ceratops, "horned-face."
Species: cronusi LUND, O'CONNOR, LOEWEN, & JINNAH, 2016
Etymology: The specific epithet cornusi refers to the Greek god Cronus who, according to mythology, deposed his father Uranus with a sickle or scythe, and as such is depicted carrying a curved bladed weapon.
Holotype: UMNH VP 20550
Locality: Grand Staircase-Escalante National Monument (GSENM), Kane County, Utah.
Horizon: Upper Member, Wahweap Formation.
Age: Late Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material: Partial skull including two curved and elongate orbital hornecores, left jugal, nearly complete, slightly deformed braincase, left squamosal, a parietal complex ornamented by caudally projections, rostrally cruved, elongate spikes on either side of a midline embayment.