What is "epixerus"

Epixerus ebii, also known as Ebian's palm squirrel, Temminck's giant squirrel, or the western palm squirrel, is a species of rodent in the family Sciuridae. It is the only species in the genus Epixerus, although eastern populations (subspecies Epixerus ebii wilsoni) were previously regarded as a separate species, E. wilsoni. It is found in West and Central Africa. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.