CROSS RIVER, a river of West Africa, over 5oom. long. It rises in 6° N., io° 3o' E. in the mountains of the Cameroons and flows at first north-west. In 8° 48' E., 5° 50' N. are a series of rapids ; below this point the river is navigable for shallow-draught boats. At 8° 20' E., 6° io' N., its most northern point, the river turns south-west, and then south, entering the Gulf of Guinea through the Calabar estuary. The Calabar river, which rises about 3o' N., 8° 3o' E., has a course parallel to, and io to tom. E. of, the Cross river. Near its mouth, on its east bank, is the town of Calabar (q.v.). It enters the estuary in 4° 45' N. The Cross, Calabar, Kwa and other streams farther east, which rise on the flanks of the Cameroon mountains, form a large delta. .