Fic. 6.—Maxille. la. lacinia; ps... palpus; pr: palpiger; sc ead 
sclerites; me., mentum. 
Fic. 10.—Large sensory hairs. 
Fic. 11.—Surface view of alimentary canal. p., pharynx; o., cesoph- 
agus; pr., proventriculus; lc. long proventricular cecum; sc.. short 
proventricular cecum; g., gastric cecum; v., ventriculus; m. Malpighian 
tubules; d., diverticulum; li., large intestine; r., rectum. 
Fic. 12.—Cross-section of anterior cesophagus. mw., muscle wall; 
se., secretory epithelium; ch., chitinous layer; p., projecting hairs; im., 
inner muscle fibers. 
Fic. 13-—Cross-section of posterior cesophagus. mn., muscle nucleus; 
mw., muscle wall, se., secreting epithelium; ch. chitinous layer. 
