Fig. 4. Diagnostic characteristics on the head of greater and lesser wax moth larvae. The greater wax moth larvae head (A) has four stemmata on both sides (small, pale ovals are arrowed). Image B is redrawn from Ferguson 1987 and shows the location of the four stemmata. The lesser wax moth head (C) does not have the four stemmata (also shown in D, redrawn from Ferguson 1987). Photographs (A and C): Lyle Buss, University of Florida.