BEES' TONGUES, AND HOW THEY SUCK HONEY 75 



projedt three organs ; the central one is the 

 actual tongue (or ligula, 20,E), and on each side are 

 the organs which are called the labial palpi (20,F) ; 

 these in the long-tongued bees more or less fold 

 over the base of the tongue and protect it. 

 There are two other large and important mouth 

 parts called the maxillce (20, G) ; these articulate on 



FIG. 20. 



to the flattened apices of the cardines, outside 

 the articulation of the feet of the lora, and 

 extend on each side of the mentum; they also 

 have flattened blades sheathing, when closed, the 

 whole of the mentum above, as well as the base 

 of the tongue. 



So far we have been looking at the back of 

 the head and mouth parts ; if we now look at 

 the front we shall see the maxillce ; if we open 

 these we shall see the tongue lying between the 



