REDESCRIPTION OF ENTEROBIUS ANTHROPOPITHECI (GEDOELST, 1916) (NEMATODA, OXYURIDA), A PARASITE OF CHIMPANZEES

Enterobius anthropopitheci (Gedoelst, 1916), a parasite of the chimpan zees Pan troglodytes and P. paniscus, is redescribed. E. anthropopithe ci can be distinguished from the two closely related species parasitic in man, E. vermicularis (L., 1758) and E. gregorii Hugot, 1983, by th e following characters: in the males, the cuticular pericloacal orname ntation, and the size and shape of the spicule; in the females, the la teral alae, which are simple in the pinworms of man, are simple only a nteriorly and divided into two crests at the mid-oesophageal level in the parasite of chimpanzees.