The pheromone-sensitive sensilla trichoidea form characteristic basket-like arrays on the top and bottom sides of the male antenna. We view the leading edge of the flagellum, which is held forward during flight. The tip of the antenna is to the right.
A schematic
diagram illustrates the
structure
of a trichoid sensillum.
Last Update 4/22/99
Adapted from: Lee JK & Strausfeld N (1990), J Neurocytol 19:519-538
