Mount Kenya potto, a ‘lost’ subspecies

By Yvonne de Jong & Tom Butynski, Eastern Africa Primate Diversity and Conservation Program & Lolldaiga Hills Research Programme

Mount Kenya potto Perodicticus ibeanus stockleyi Butynski & De Jong, 2007 is only known from one specimen, collected in 1938 at 1,830 meters above sea level on Mount Kenya, central Kenya. This subspecies has not been observed alive for 79 years and is, thus, considered to be both a ‘Critically Endangered’ subspecies (Butynski & De Jong, 2017a) and ‘lost’ subspecies.

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Waterbuck (Kobus ellipsiprymnus) of Laikipia County

By Yvonne de Jong and Tom Butynski, Eastern Africa Primate Diversity and Conservation Program, Lolldaiga Hills Research Programme

Waterbuck Kobus ellipsiprymnus, one of biggest antelopes on Lolldaiga Hills Ranch (Laikipia County, central Kenya), are found throughout the Ranch but prefer the higher grasslands and vegetation along the streams and dams of central and south Lolldaiga.

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Two additions to the Laikipia Mammal List; desert warthog (Phacochoerus aethiopicus) and Kirk’s dik-dik (Madoqua kirkii)

By Yvonne de Jong & Tom Butynski, Lolldaiga Hills Research Programme

Laikipia County, ca. 9,700 km², probably holds the highest diversity of larger mammal species of any region of its size in the world. Most of Laikipia County is covered by the Laikipia Plateau (ca. 1,600–2,400 m asl), an area composed of a mix of flat ground, undulating plains, rolling hills, steep hills, and scattered granitic inselbergs (or ’kopjes’).

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