LAMBAYEQUE  , a

coast department of northern Peru, bounded N. by Piura, E. and S. by Cajamarca and Libertad . Area, 4614 sq. m . Pop . (1906 estimate) 93,070 . It belongs to the arid region of the coast, and is settled along the river valleys where irrigation is possible . It is one of the chief sugar-producing departments of Peru, and in some valleys, especially near Ferrenafe, rice is largely produced . Four railways connect its principal producing centres with the small ports of Eten and Pimentel, viz.: Eten to Ferrenafe, 27 m.; Eten to Cayalti, 23 m.; Pimentel to Lambayeque, 15 m.; and Chiclayo to Patapo, 15 M . The principal towns are Chiclayo, the departmental capital, with a population (woe, estimate) of 10,500, Ferrenafe 6000, and Lambayeque 4500 .