64 



TEXT-BOOK OF ENTOMOLOGY 



as stiff brushes in pollen-eating beetles, etc. The galea is either 

 single-jointed and helmet-shaped or subspatulate, as in most Or- 



i; 



C 



FIG. 54. A, maxilla of Termopsi* unffuftticoUin. B, Terme* flu cipes : c, cardo ; *ti, stipes ; 

 ptpgr, palpiger ; jxilp, palpus ; lac, lacinia ; g, yal, galea. 



thoptera, or 2-jointed in Gryllotalpa, or lacinia-like in Myrmeleon 

 (Fig. 55, (7) ; or, in the Carabidae (Fig. 56) and Cicindelidse, it is 

 2-jointed and in form and function like a palpus. 



The palpus is in general antennifonn and is com- 

 posed of from 1 to 6 joints, being usually 4- or 5-jointed, 

 and is much longer than the galea. In the maxilla of 



the beetle Ne- 

 mognatha (Fig. 

 57), the galea is 

 greatly elon- 

 gated, the two to- 

 gether forming 

 an imperfect tube 

 or proboscis and 

 reminding one of 

 the tongue of a 

 moth, while the 



FK;. 55. A, maxilla of Manti*jnt /n-mineii. />'. Axcalapkua longi- i 



cornis. C, Myrmeleon diversum. Lettering as in Fig. 54. 



