2S(, 



ANIMAL LIFE 



for ever. Prosopis is one of these antique races. 

 Her poverty, isolation, and simplicity are no marks 



P C 



li 



FIG. 56. Evolution of the tongues of bees: A, trowel-like short tongue 

 (/) of ProsopiS) with the mandibles (Mn) at its base ; B, jaws of Rose- 

 cutter Bee (the tongue being turned back) ; C, elongate honey-sucking 

 tongue of Humble or Hive Bee. The mandibles ( rnd) are short, but the 

 tongue and its adjacent parts (#,//) are greatly produced. (A, Efrom 

 H. M tiller, Cfrom Lang.) 



a, antennae ; an, eyes ; ef, dorsal groove (epipharynx) ; Ibr, upper lip ; 

 niXii fftm t maxillae. 



of distress or degradation. Her short tongue and 

 slender legs are signs of an antique habit that sufficed 

 the needs of early bee-life, and in the eyes of the 



