Ceratophyus schaffrathi sp. nov. from the Island of Kós, Greece and C. maghrebinicus sp. nov. from Libya and Algeria are described and their diagnostic characters are illustrated. Identification key to the Mediterranean Ceratophyus Fischer von Waldheim, 1824 species is provided and annotated checklist of the genus Ceratophyus is compiled.
First country records of C. sinicus Zunino, 1973 for Mongolia (Dornogovi Aimag province) and C. sulcicornis (Fairmaire, 1887) for the Indian states of Arunachal Pradesh and West Bengal are given.