Bull. Ent. Research. Vol. IV. Part 1 



Plate VI. 



Fig. 1. Natives fishing in the Anwa River at Babagba ; a spot where G. paipaiis and 



G. taehinoides occur. 



Fig. 2 Oshin River, near Jebba, in the dry season ; a haunt of G- taehinoides. 



