Family TABANIDAE Key to the subfamilies

1. Hind tibiae with paired apical spurs mostly, vertex with well-developed functional ocelli; caudal ends of spermathecal ducts of female without cup-like expansion………………………………………… CHRYSOPSINAE (one genus, one species)

- Caudal ends of spermathecal ducts of female with cup-like expansion; vertex with rudimentary or no ocelli, hind tibiae without apical spurs…………………………… ……………………………………………..………….. TABANINAE (four genera, eight species)