duced. In the Mecoptera the lacinia and 

 galea are closely similar (Fig. 58) ; in the 

 Trichoptera only one of the lobes is pres- 

 ent (Fig. 59), while in Lepidoptera the 

 galea unites with its mate to form the 

 so-called tongue (Fig. 60). The maxilla 

 of the male of Tegeticula yuccasella is 

 normal, though the galese are separate ; 

 but in the female, what Smith regards as 

 the palpifer (the "tentacle" of Riley) is 



Fro. 56. Maxilla of a carabid, 

 Anophthrtlmm tellkampfii: I, la- 

 cinia ; y, 2 -join ted galea ; p, palj 

 at, stipes 



nrd 



FIG. 57. Maxilla of Nemognuih.it, $, from Montana. A, base of 

 maxilia enlarged to show the taste-papillae (tp) and cups (to), 011 the 

 galea (y). B, part of end of galea to show the imperfect segments and 

 taste-organs : n, nerve ; a ganglionated nerve supplies each taste-papilla or 

 cup ; I, lacinia ; p, palpifer ; , subgalea. 



F 



FIG. 59. Maxilla 

 of Limnephilus pu- 

 dicus : tn<r, stipes ; 

 lac, galea. 



