| a temporary focus of savanna species of the simulium damnosum complex in the forest zone of liberia. | savanna species of the simulium damnosum complex, the major vectors of the blinding savanna type of onchocerciasis, were considered to be rare in liberia, until the dry season of 1988. in 1988 they became a serious nuisance, biting people at the bong iron ore mine within the rain forest zone. s. damnosum s.str. and s. sirbanum were found breeding, in association with s. adersi a non man-biting savanna species, in a stream emerging from the mine's tailings pond. the local forest species were extr ... | 1991 | 1801141 |