PLATE III. 



Digestive system of bee, magnified ten times (after Cheshire). 

 A , Horizontal section of body ; Ip, labial palpus ; wx, maxilla ; e, 

 eye ; dv, dv, dorsal vessel ; r, ventricles of the same ; No. 1, No. 2, 

 No. 8, salivary gland systems, 7, 2, 5; ce, oesophagus; pro.t, pro- 

 thorax; mesa.t, mesathorax; mela.t, metathorax; </, g, ganglia of 

 chief nerve chain; n, nerves; hs, honey sac; p, petaloid stopper of 

 honey sac or stomach mouth, c. a, chyle stomach; bt, biliary or 

 malpighian vessels; */, small intestine; I, lamellae or gland plates 

 of colon ; / /'. large intestine. 



