High Quality Content by WIKIPEDIA articles! The Vulturine Guineafowl (Acryllium vulturinum) is the largest extant guineafowl species. Systematically, Acryllium are only distantly related to other guineafowl genera. Their closest living relative, the White Breasted Guineafowl, Agelastes meleagrides inhabit primary forests in Central Africa. bird family, Numididae, and is the only member of the genus Acryllium. It is a resident breeder in northeast Africa, from southern Ethiopia through Kenya and just into northern Tanzania.It breeds in dry and open habitats with scattered bushes and trees, such as savannah or grassland. It lays its usually 4-8 cream-coloured eggs in a well-hidden grass-lined scrape.