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Filarial and non-filarial larvae recovered from thoraxes of adult female black flies. (A) L3 larva of Onchocerca sp. type I recovered from S. nigrogilvum. (B) L3 larva of an unknown filarial species recovered from three species in the S. asakoae species-group and Simulium sp. in the S. varicorne species-group. (C–E) L3 larvae of mermithid, rhabditida, and ascaridoid nematodes recovered from species in the S. asakoae species-group, respectively.
