FIGURES 33–34. Silba chalkei McAlpine. 33. Phallus lateral view. 34. Same, ventral view. FIGURES 35–36. Silba flavitarsis MacGowan. 35. Phallus lateral view. 36. Same anterior view. FIGURES 37–38 in A review of the Silba admirabilis McAlpine species group (Diptera: Lonchaeidae) with descriptions of thirteen new species from the Afrotropical region

FIGURES 33–34. Silba chalkei McAlpine. 33. Phallus lateral view. 34. Same, ventral view. FIGURES 35–36. Silba flavitarsis MacGowan. 35. Phallus lateral view. 36. Same anterior view. FIGURES 37–38. Silba hilli (Malloch). 37. Phallus lateral view. 38. Same ventral view.