A. , E. Alberdi, and M. T. , Hipparion remains from the Northern part of the Rift Valley (Kenya), Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen, pp.77-146, 1974.

A. , E. Leakey, and P. , Nakali: nueva fauna de Hipparion del Rift Valley de Kenya, Estudios Geológicos, vol.30, pp.219-227, 1974.

R. Ballesio, Monographie d'un Machairodus du gisement villafranchien de Senèze: Homotherium crenatidens FABRINI, pp.1-129, 1963.

G. Beaumont and . De, Observations sur les Herpestinae (Viverridae, Carnivora) de l'Oligocène supérieur, 1967.

G. Beaumont and . De, Contribution à l'étude des Viverridés (Carnivora) du Miocène d'Europe, Archives des Sciences, vol.26, pp.285-298, 1973.

G. Beaumont and . De, Recherches sur les Félidés (Mammifères, Carnivores), 1975.

G. Beaumont and . De, Notes complémentaires sur quelques Félidés (Carnivores), 1978.

B. , H. Buu, N. Q. Chaumont, J. Philippet, and J. C. , Implantation ionique d'argon dans une cible support Application au traçage isotopique de l'argon contenu dans les minéraux et les roches, Comptes-rendus de l'Académie des Sciences, pp.977-980, 1981.

B. and L. De, Les gisements de Mammifères du Miocène supérieur de Kemiklitepe, Turquie: 2. Carnivores, pp.16-19, 1994.

D. R. Prothero and R. M. Schoch, The Evolution of Perissodactyla, Oxford Monographs on Geology and Geophysics, vol.15

G. , M. Agusti, J. Cabrera, L. Pares, and J. M. , Magnetostratigraphy of the Vallesian (late Miocene) in the Vallès-Penedès basin (northeast Spain) Earth and Planetary Science letters, pp.381-396, 1996.

A. W. Gentry, The Bovidae (Mammalia) of the Fort Ternan fossil fauna. Fossil Vertebrates of Africa, pp.243-323, 1970.

A. W. Gentry, The fossil Bovidae of the Baringo area, Kenya Geological background to fossil man, pp.293-308, 1978.

A. W. Gentry, Fossil Ruminants (Mammalia) from the Manonga valley, Tanzania. P. 107-135, Neogene paleontology of the Manonga valley, Tanzania. Topics in Geobiology, p.14, 1997.

H. and D. A. Maglio-v, Hipparions from the late Miocene and Pliocene of Northwestern Kenya, pp.3-34, 1974.

K. , J. Sen, S. Fortelius, M. Duncan, A. Alpagut et al., Chronology and Biostratigraphy of the Miocene Sinap Formation of Central Turkey. P. 78-95 The evolution of western Eurasian Neogene Mammal faunas, 1996.

K. K. Kreuzer and H. Müller-p, Potassium-Argon age determinations of the Trap basalt of the south-eastern part of the Afar Rift, Afar depression of Ethiopia, pp.370-374, 1975.

M. , G. Drake, and R. E. , K-Ar dating young rhyolite rocks : a case study of the Sierra La Primavera, pp.1232-1241, 1982.

N. , H. Pickford, M. Nakano, Y. Ishida, and H. , The late Miocene large Mammal fauna from the Namurungule Formation, 1984.

P. , G. Howell, and F. C. , Machairodus africanus ARAMBOURG, 1970 (Carnivora, Mammalia) du villafranchien d'Aïn Brimba, Tunisie. Bulletin du Muséum National d'Histoire naturelle, pp.97-119, 1987.

R. , P. Black, and C. C. , Vertebrate faunas from the Neogene of Tunisia, Annals of the Geological Survey of Egypt, vol.4, pp.319-332, 1974.

S. , Y. Et, and . Al, K-Ar ages of Miocene Hominoidea (Kenyapithecus and Samburupithecus) from Samburu hills, Northern Kenya. Comptes-rendus de l'Académie des Sciences, pp.445-451, 1998.

S. , O. Schönfeld, and M. , The Chorora Formation. lower Pliocene limnical sediments in the southern Afar (Ethiopia), Afar depression of Ethiopia, pp.277-283, 1975.

S. , R. H. Jäger, and E. , Subcommission on geochronology : convention on the use of decay constants in geo and cosmochronology, Earth and Planetary Science Letters, pp.36-359, 1977.

S. Iii and C. C. , New 40 Ar/ 39 Ar dates and their contribution toward a revised chronology for the late Miocene of Europe and West Asia The evolution of western Eurasian Neogene Mammal faunas, pp.64-77, 1996.

. Paleobiology, Centre International pour la Formation et les Echanges géologiques, Publication occasionnelle, pp.217-257