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BULLETIN 1393, U. S. DEPARTMENT OF AGEICULTURE 



bilobed ligula. Labial palp short, conical, two-jointed, distal joint of palp with 

 several smaU, fleshy, terminal papillae. Eulabium bearing two setae on ventral 

 surface; ligula bearing four small setae and two sensory spots on ventral side 

 and one pair of setae on dorsal side. 



Paragnathal region or maxiUular region with a median fleshy area and two 

 setose lateral lobes. 



Fig. 7. — The granary weevil: a, Epipharynx of larva; 6, head of same, dorsal view; c, labrum of same; 

 d, mandible of same; e, egg; /, larva; g, mala of same, dorsal view; %, mala of same, ventral view; ?, mouth 

 parts of same, dorsal view; j, mouth parts of same, ventral view 



Epipharynx (a) carrying a pair of narrow, longitudinal, chitinized, epipharyn- 

 geal rods approaching each other posteriorly. Between these there are usually 

 12 small setae somewhat asymmetrically arranged, as follows: Two near anterior 

 margin of epipharynx, a median group of four much smaller ones posterior to 

 these, a pair of larger ones posterior to the group of four, and finally another 

 median group of four very small setae posterior to these, 



