Figure 1From: A reliable morphological method to assess the age of male Anopheles gambiaeThe reproductive system of male An. gambiae showing features used in age grading and mating status determination. The numbers on the figure represent; 1 -ejaculatory duct, 2 -accessory glands, 3 -seminal vesicle, 4 -vas efferentia 5 -sperm reservoir, and 6 – spermatocysts.Back to article page