66673 Petrocephalus okavangensis Kramer, Bills, Skelton & Wink, 2012 Mormyridae Elephantfishes Osteoglossiformes Teleostei Africa: Okavango River drainage system, from the headwaters in Angola in the north, to the Makgadikgadi Salt Pan region in Botswana in the south (Ref. 79613, 91771). Also reported from the Zambezi in Angola (Ref. 120641).