Bi new series, Oiv. of Entomology, U. S. Dept. of Agriculture. 
Plate II. 
Digestive System of Bee (magnified ten timesY 
A, Horizontal section of body; /y>. labial palpus; mx, maxilla: <. eye; dv, d%\ dorsal 
vessel: r. ventricles Of the same; No. 1. No. 2, No. 3, salivary gland systems, 1. 2, S; 
CB, oesophagus; pro. t, prothorax; mesu.t, mesathorax; meta.t, metathorax; </.;/. 
ganglia of chief aerve chain; n. nerves; as, honey sac; p. petaloid stopper of honey 
sae or stomach mouth; c.a, chyle stomach: ht. biliary or Malpiglnan vessels: st, 
small intestine; /, lamella 1 or gland plates of colon; li. large intestine. 
