140 



U.S. NATIONAL MUSEUM BULLETIN 2 55 



Figures 50-53. — Maxillae: 50, Tegeticula yuccasella, female (cd = cardo, ga = galea, mp = 

 maxillary palpus, mt = maxillary tentacle, st = stipes); 51, Prodoxus quinquepunctellus, 

 female; 52, Tegeticula yuccasella, male; 53, Micropteryx aureatella, male, maxilla, and la- 

 bium (ga = galea, lc = lacinia, lp = labial palpus, sg = sensory gland, organ of vom Rath; 

 sp = sensory process). (Scale = 0.5 mm.) 



