GIRAFFOKERYX (ARTIODACTYLA: RUMINANTIA: GIRAFFIDAE) FROM THE POTWAR PLATEAU MIDDLE MIOCENE, PAKISTAN

K. Aftab, Z. Ahmed, M. A. Khan* and M. Akhtar*

 Zoology Department, GC University, Lahore
* Palaeontology Laboratory, Zoology Department, University of the Punjab, Lahore, Punjab, Pakistan
Corresponding author Email: kiranaftab2012@gmail.com

ABSTRACT

Giraffokeryx remains are described from Chinji Formation of Lower Siwaliks. The material referred to this species comprises mandible fragments and isolated teeth. The studied specimens have been compared with the relevant specimens in the Geological Survey of India, American Museum of Natural History (AMNH) and Punjab University Paleontological Collection Stored in Zoology Department (Pakistan). The lower cheek teeth are quadrate with a very weak stylids, median ribs and ectosytlids. In most of the specimens, there is a trend towards the heightening of the crown from the lower Chinji to the upper Chinji Formation.
Key words: Giraffids, Giraffokerycinae, Chinji Formation, Lower Siwaliks.