Mesocyclops ogunnus (Cyclopoida) is reported from the Sidi Salem reservoir
(Tunisia). This is the first record of Mesocyclops from Tunisia and the pre
vious discovery of M. ogunnus in Algeria confirms the link between its dist
ribution areas from the African continent (inter-tropical zone) to the Euro
-asiatic zone (Israel, Uzbekistan, Bangladesh, Sri Lanka, Laos).