6534 1 (0 male(s), 1 female(s), 0 unsexed) Trirhithrum bimaculatum (Röder) N/A / (Unknown) (None) Equatorial Guinea G: no host data, fly ID considered questionable Alen N/A ANON: Non Specified Collection from 16-8-1906 to 31-8-1906 specimen could not be traced 9°54'0" E / 1°52'60" N N/A Tessmann, G.