PLATE 5 
Larva of the honeybee 
A. —Cross section through the first abdominal segment of mature larva. X 20. 
B. —Section of wall of mid-intestine of old larva, showing imaginal cells 
(ImCls) and striated border ( StrBr ). X 235. 
C. —Junction of wall of mid-intestine and oesophagus, longitudinal section, 
showing one-half of oesophageal valve ( OeVlv ). X 120. 
D. —Muscles of mid-intestine, seen from their inner (central) surface. X ca 80. 
E. —Cross section of hind intestine, showing folds. X 144. 
F. —Cross section of silk gland, near the fifth abdominal segment. X 235. 
G. —Cross section of silk gland, near its anterior end. X 235. 
