5739 2 (1 male(s), 1 female(s), 0 unsexed) Trirhithrum obscurum (Enderlein) N/A / (Unknown) (None) Nigeria F: no host data, fly ID confirmed or considered reliable Agege (n.s.) N/A BMNH: Natural History Museum, London, UK from 14-4-1914 to 18-4-1914 'pest on cacao' but no indication that these specimens were reared or found on this host 3°19'33" E / 6°37'19" N N/A Lamborn, W.A.