A riverside scene at Langebaanweg

 

 

Palaeological Reconstructions

A riverside scene at Langebaanweg

A riverside scene at Langebaanweg 5 million years ago. A hyaena (Hyaena abronia) searches for carcasses stranded on the banks of the proto-Berg River. On the opposite bank are the elephant-like gomphotheres (Anancus) and an okapi-like giraffid (Palaeotragus), both representing forest-dwelling groups that had declined in importance since the preceding Miocene epoch. An eagle flies past in search of prey, and mousebirds perch on the branch of a tree. The heavily vegetated scene contrasts with the present environment, which lacks surface fresh water and indigenous trees. The riverside forest is a vestige of the more extensive forests that flourished in the area during the Miocene, with palm trees being an indication of the warmer conditions that prevailed then. The nearest naturally occurring palm trees are found today at Bathurst, 850 km east of Langebaanweg.


The bear, Agriotherium africanum

The gomphothere, Anancus

The three-toed horse, Hipparion

The bear, Agriotherium africanum

The ancestors of this enormous carnivore entered Africa from Eurasia about 6 million years ago and rapidly spread across the continent to the Cape.

The boselaphine antelope Mesembriportax (or Miotragocerus) acrae

The last-surviving representative of its group recorded in Africa.

The gomphothere, Anancus

The gomphotheres became extinct in Africa about 2 million years ago after having originated on this continent more than 40 million years earlier.

The three-toed horse, Hipparion

The three-toed horse inhabited Africa for nearly 12 million years. Because this horse has a good fossil record, it is often used for the relative dating of deposits in which it occurs.

A sabre-toothed cat

The sabre-tooths are distinguished from other large cats by a variety of characteristics, including enlarged upper canine teeth, smaller hindquarters, and shorter tails.

Sivatheres in the riverside woodlands near Langebaanweg 5 million years ago

During the Late Miocene and Early Pliocene the local climate became colder and drier, and the forests and woodlands of the area were gradually replaced by shrublands and grasslands. The sivatheres and other herbivores that relied on trees for food were adversely affected by these changes and they suffered a high mortality rate.

The wolverine, Plesiogulo monspessulanus

This representative of a ferocious group of carnivores was as large as a small bear.

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