Kapcheberek are found in the upper levels of the formation (5.7 Ma). Orrorin tugenensis was named and described by Senut et al. (2001). The second species...

earliest members of genus Homo. In the year 2000, the discovery of Orrorin tugenensis, dated as early as 6.2 Mya, briefly challenged critical elements of...

belong to the human lineage are Sahelanthropus tchadensis (7 Ma) and Orrorin tugenensis (6 Ma), followed by Ardipithecus (5.5–4.4 Ma), with species Ar. kadabba...

consensus. Sahelanthropus (?)† Sahelanthropus tchadensis Orrorin† Orrorin tugenensis Orrorin praegens Ardipithecus† Ardipithecus ramidus Ardipithecus...

Gorillini lineage. Brigitte Senut and Martin Pickford, the discoverers of Orrorin tugenensis, suggested that the features of S. tchadensis are consistent with...

molar of a Orrorin tugenensis there, and that encouraged him to return 30 years later. In 1975, he named the fossilised finds Orrorin tugenensis, which means:...

tchadensis, commonly called "Toumai", is about seven million years old and Orrorin tugenensis lived at least six million years ago. Since little is known of them...

have provided very important information regarding dental morphology. Orrorin had smaller teeth relative to body size and the enamel was thicker. The...

aethiopicus Ardipithecus Ardipithecus ramidus Ardipithecus kadabba Orrorin Orrorin tugenensis Sahelanthropus Sahelanthropus tchadensis Graecopithecus Graecopithecus...

belong to the human lineage are Sahelanthropus tchadensis (7 Ma) and Orrorin tugenensis (6 Ma), followed by Ardipithecus (5.5–4.4 Ma), with species Ar. kadabba...