The bovid subfamily Reduncinae or tribe Reduncini is composed of nine species of antelope, all of which dwell in marshes, floodplains, or other well-watered areas, including the waterbucks and reedbucks. These antelopes first appear in the fossil record 7.4 million years ago in Eurasia and 6.6 Mya in Africa. Taxonomy Family Bovidae Subfamily Reduncinae Genus Kobus Waterbuck, Kobus ellipsiprymnus Kob, Kobus kob Lechwe, Kobus leche Nile lechwe, Kobus megaceros Puku, Kobus vardonii Genus Redunca Southern reedbuck, Redunca arundinum Mountain reedbuck, Redunca fulvorufula Bohor reedbuck, Redunca redunca Genus Pelea Grey rhebok, Pelea capreolus Genus †Menelikia Menelikia leakeyi Menelikia lyrocera Genus †Procobus Procobus brauneri Procobus melania Genus †Sivacobus (Late Pliocene to Late Pleistocene of the Indian subcontinent) Sivacobus palaeindicus Sivacobus patulicornis Sivacobus sankaliai (Late Pleistocene) Genus †Thaleroceros Thaleroceros radiciformis Genus †Zephyreduncinus Zephyreduncinus oundagaisus Alternate classification Adenota is an alternate genus or subgenus composed of the kob and puku. References Bovidae Mammal tribes