Oioceros Gaillard, 1902

Roussiakis, Socrates J., 2003, Oioceros rothii (Wagner, 1857) from the late Miocene of Pikermi (Greece): cranial and dental morphology, comparison with related forms, Geodiversitas 25 (4), pp. 717-735 : 719

Genus Oioceros Gaillard, 1902

TYPE SPECIES. — Antilope rothii Wagner, 1857 .

ADDITIONAL SPECIES. — O. atropatenes (Rodler & Weithofer, 1890) .

DIAGNOSIS. — Small to medium sized antelopes; short face (M3 below the orbit), slightly bent in relation to the braincase; nasal bones widening posteriorly; prominent orbital rims; frontals between the horncores almost at the same level as the supraorbital margins; frontal depression between the posterior part of the nasals and the horn-core bases; supraorbital foramina close to the bases of the horn-cores; infraorbital foramen above P3; postcornual fossa present; horncores inserted above the posterior part of the orbits, with inverse torsion, and a main keel that starts from a postero-lateral position; horn-core axis almost straight in lateral view; anteroposterior and transverse diameter of the horn-cores that diminish gradually from the base upwards; braincase not shortened.