Digestive system of honey bee worker. After Michener (1974, fig 1.11) [1].

Abbreviations:
An - anus
Cb - cibarium
Cr - crop
Ephy - epipharynx
Int - intestine
Mal - Malpighian tubules
Mth - mouth
Oe - oesophagus
Phy - pharynx
Prvent - proventriculus
Rect - rectum
rp - rectal pad
Vent - ventriculus (midgut)

References