PLATES 
ABBREVIATIONS 
AE, group of absorptive cells of 
stomach 
AM, anterior muscle sphincter of giz- 
zard 
CA, group of absorbing cells of caecum 
containing absorbed fat 
CC, cells of epithelium of cushion 
CE, epithelium of caecum 
CH, chitinous pieces in 
stomach 
CU, cushion 
DC, deposit in tracheal tube 
EC, epithelium of crop 
FC, muscle fibers of crop’s wall 
IC, intima of cushion 
IE, intermediate cells of stomach epi- 
thelium 
LC, leucocyte 
lumen of 
405 
MB, fibers of one of the six muscle 
bands 
MF, fibrils derived from fibers of one 
of the six muscle bands 
MT, tendons derived from 
bands 
NE, needles 
PC, peritracheal cell 
PM, posterior muscle sphincter of giz- 
zard 
PS, passage from gizzard to stomach 
PT, primary teeth 
RF, radial muscle of crop 
ST, secondary teeth 
TT, tertiary teeth 
TC, tracheal end cell 
YC, young and embryonic 
stomach epithelium 
muscle 
cells of 
